单选题It was______winter night and a pale moon hung low in______sky.A a, aB the; theC a, theD the; a

A

When you look at the sky at night，the moon looks bigger than the stars． In fact，the moon is much smaller than the stars．It is much smaller than the earth． But the moon is much closer to us than any star． That is why it looks so big． If you hold a coin close．to your eye，it looks big．If you look at it across the room，it looks small．The moon moves around the earth． It makes one trip in about four weeks． The moon looks flat(扁的)to us． But it is a round ball，like the earth．People once thought the moon had fire(火) on it． They thought the fire made it bright．Now we know the moon is like a mirror( 镜子 )． It gets its light from the sun Our sunlight comes from the sun，too: What is the sun? The sun is star． The stars we can see have their own light． There are many big stars we can-t see． Their light has burned out． Others are still bright，but they are so far away that we can-t see them． The sun looks bigger and much brighter than other stars because it is the nearest of all stars． The sun and the other stars we see are very hot，but the air around us saves us from(使------免于) the heat(热量) of the sun．The sun gives us light and warmth．It makes plants grow and leaves turn green． It makes life possible on our earth．It is a life-giving star．

( )21． The moon looks bigger because__________ ．

A． some stars are smaller than it

B．it is between the sun and the earth

C．it is the closest to the earth

D．it is very bright

Which of the following is true about the motion of the moon?

[A] The moon and the sun are moving in the same plane.

[B] The moon revolved along the ecliptic.

[C] The moon moves faster than the sun.

[D] The position of the moon can be found changed in an hour's time.

Priming of the tides occurs ______.

A.at times of new and full Moon

B.when the Earth, Moon, and Sun are lying approximately on the same line

C.when the Moon is between first quarter and full and between third quarter and new

D.when the Moon is between new and first quarter and between full and third quarter

The average time between two high waters is 12 hours and 25 minutes because this is the time it takes for____.

A.The sun to be at the opposite side of the moon

B.The moon to be at the opposite side of the earth

C.The moon to be at its apogee

D.The sun and the moon to be on the same side

Have you ever seen the man in the moon?If you look (11)______ at the moon on some nights. you can see the face of the man in the moon. Some people say that they can see an old man (12) ______ sticks. Others say a girl reading. These pictures are made by the mountains and plains of the moon.

Long ago people in England used to tell their children that the moon was (13)______ green cheese. Everyone knows that this is not true. The moon is a large round rock. It is completely (14)______ . There are no trees and plants of any kind on the moon. There are no rivers and seas. There are no living things. It never rains on the moon，and everything is covered with (15)______ . white dust. Not even a (16)______ can be heard on the moon.

Where the sun (17)______ on it，the moon is very hot. In the dark，however, it is cold (18) ______ ice. The moon is much smaller than the earth. It does not weigh as (19)______ as the earth. If you (20)______ to the moon，you would weigh six times less than you do. Even a fat man would be able to jump high off the ground.

(11)

A．closely

B．scarcely

C．daily

D．immediately

Passage Two

The National Weather Service at Ryan Airport brought out the following forecast (预报). Saturday night for Satonp Rouge and vicinity(附近地区).

It will be partly cloudy through Monday with a chance of afternoon showers. High Sunday and Monday will be in the mid 80s,with a low Sunday night in the upper 60s. Winds will be southeasterly 10 to 15 miles per hour diminishing at night.

Probability of rain will be 20 percent Sunday.

On the coast, winds will be southeasterly 10 to 15 knots(节、海里/小时). Seas will run 2-4 feet and will be 3 feet higher near a few thunder-showers. High tide will be at 1 p.m. ,Iow tide at 12:24 a. m..

Record high for May 22 was 93 posted in 1956 and record low was 51 recorded in 1954. Normally, temperatures should be from 86 to 65 degrees.

There will be afternoon thunder-showers Tuesday and over the west part of the state Thursday. Tuesday through Thursday, lows will be in the mid to upper 70s,with highs in the mid to upper 80s.

High Saturday was 86, with a low 65.

40. This weather forecast probably appeared in a______.

A. Saturday morning paper

B. Sunday evening paper

C. Sunday morning paper

D. Monday morning paper

George: You look pale. What's the matter with you?

Rose: ______.

Spring tides occur______．

A.when the moon is new or full

B.when the moon and sun have declination of the same name

C.only when the moon and sun are on the same sides of the earth

D.at the beginning of spring when the sun is over the equator

Believe it or not，the day when you can go to the moon is coming soon．You can go into space (11) space shuttle．It (12) about three days for the shuttle to go from the earth to the moon． The shuttle flies a long way to a space station． You can stay there for a short rest and then it will (13) you to the moon．

Now you can jump out of the shuttle． But you mustn't take (14) your spacesuit，because it is very hot in the daytime and very cold at night on the moon． The moon is much smaller than the earth． Things are (15) 0n the moon than they are on the earth． You can jump high every time you take a step． You will find that it is never tiring to walk on the moon． You don't need to take an umbrella or a raincoat with you，(16) there is no rain on the moon You can hear (17) because there is no air on the moon． And there are no animals or(18) living things there．

The moon moves more slowly than the earth，so one day on the moon is as long as two weeks on the earth and one night is just as long as two weeks on the earth． What could you do in (19 )long days and nights and in a silent world?' Now scientists are trying to make the (20) 0f the moon． But our earth is really a far better place to live，as long as we take good care of it，

( )11．

A．on

B．in

C．by

D．with

Which statement is TRUE concerning equatorial tides ________．

A.They occur when the Sun is at minimum declination north or south

B.They occur when the Moon is at maximum declination north or south

C.The difference in height between consecutive high or low tides is at a minimum

D.They are used as the basis for the vulgar establishment of the port