Who had gas masks?
A. Everybody.
B. A part of the protestors.
C. The policemen.
D. Both B and C.
第1题:
A.what
B.that
C.which
D.who
第2题:
Molly Wilson (1) a dancer and a mother for many years when she (2) to sail round the world to raise money for charity.
As a child she (3) as a ballet dancer, but at 15 she had grown too tall for classical ballet, so she (4) (A) a member of a pop dance team.
She (5) , and (6) she had children she retired from show business to bring them (7) . They grew up, and when they were 18 they left home.
She says, “When I decided to do the round-the-world race, my husband thought I was bored because the children had left home. He was also worried (8) I had never sailed (9) . I was not bored, but I (10) some people who told me about the race. They had taken part in it, but they had only done one section, say, from New Zealand to Australia. I wanted to do the whole ten-month journey.3”
1) A. is B. was C. has been
2) A. decidesB. decided C. had decided
3) A. had trained B. had been trained C. was trained
4) A. became B. had become C. has become
5) A. gets married B. got married C. had married
6) A. before B. when C. after
7) A. downB. up C. out
8) A. although B. however C. because
9) A. before B. ago C. since
10) A. met B. had met C. has meet
第3题:
A. is
B. are
C. has
D. have
第4题:
She brought with her three friends, none of I had ever met before. A. them B. who C. whom D. these
第5题:
第6题:
第7题:
第8题:
What amazed
It amazed
Which amazed
That amazed
第9题:
should be worn while fighting a fire
can be used in atmosphere deficient in oxygen
filter contaminants from air that is to be breathed
may be substituted for a self-contained breathing apparatus
第10题:
would have bought; if they knew
wouldn’t have bought; had they known
wouldn’t have bought; if had they known
wouldn’t have bought; did they know
第11题:
What amazed
It amazed
Which amazed
That amazed
第12题:
a gas mask suitable for protection against each refrigerant used, or a self contained breathing apparatus must be provided
it is the sole responsibility of the chief engineer to ascertain that all members of the engineering department are familiar with the use of gas masks or breathing apparatus
spare charges shall be carried for at least 50% of each size and variety of gas masks and/or self contained breathing apparatus
all of the above
第13题:
A.neither
B.so
C.either
D.both
第14题:
I was about to leave when it _______to me that I had not turned off the gas in the kitchen.
A、Appealed
B、happened
C、occurred
D、struck
第15题:

A.Configure the gateway on Host A as 10.1.1.1
B.Configure the gateway on Host B as 10.1.2.254
C.Configure the IP address of Host A as 10.1.2.2
D.Configure the IP address of Host B as 10.1.2.2
E.Configure the masks on both hosts to be 255.255.255.224
F.Configure the masks on both hosts to be 255.255.255.240
第16题:
Gas masks ______.
A.should be worn while fighting a fire
B.can be used in atmospheres deficient in oxygen
C.filter contaminants from air that is to be breathed
D.may be substituted for a self-contained breathing apparatus
第17题:
第18题:
第19题:
Harry, who had failed in the final exam, had a great worry()his mind.
Aon
Bin
Cwith
Dat
第20题:
play a great part on
run a role in
plays an important part in
acts as important part at
第21题:
purifies
combinations
concentrations
filters
第22题:
Morphy was a contemporary of Abraham Lincoln, and he was also a lawyer who had memorized most of the Louisiana legal code
Morphy, a contemporary of Abraham Lincoln, was also a lawyer who memorized most of the Louisiana legal code
Morphy, being a contemporary of Lincoln, was also a lawyer who had memorized most of the Louisiana legal code
Morphy who was a contemporary of Abraham Lincoln but he was a lawyer who had memorized most of the Louisiana legal code too
Morphy, a contemporary of Abraham Lincoln, also being a lawyer who had memorized most of the Louisiana legal code5. The causes of the conflict in the remote mountain area is finally becoming clear.
第23题:
how to distinguish people’s faces
how to describe people’s personality
how to distinguish people both inwardly and outwardly
how to tell good persons from bad persons without wearing masks