A project element which lies between two events is called:
A.An activity.
B.A critical path method.
C.A slack milestone.
D.A timing slot.
E.A calendar completion point.
第1题:
从供选择的答案中选出应填入英语文句中()的正确的答案。
The C programming language has (A) one of the most (B) programming languages, and it has been implemented on most personal computers and multiuser systems, especially those designed for research and development. It evolved from the version described in Kernighan and Ritche's work (called "K&R C" after the authors into(C) variants, including the standard ANSI C, which (D) many type-checking features and includes a standard library. Of the two main (E), K&R C is probably the most commonly used on multiuser computers, with ANSI C close behind in the personal computing world, ANSI C is far more common.
A~E:
① much ② variants ③ complex ④ incorporates ⑤ several
⑥ become ⑦ popular ⑧ editions ⑨ come ⑩ users
第2题:
【C7】
A.trade
B.truth
C.lie
D.lies
第3题:
The damage to the hatch cover was caused by your stevedores,and you ought to have known we never ______ lies.
A.say
B.talk
C.tell
D.speak
第4题:
Success ______ in hard work.
A、lays
B、lain
C、lie
D、lies
第5题:
[A] lies [B] lays [C] settles [D] sends
本题考查短语动词辨析。空格处填入的动词与down搭配,相当于及物动词,其主语是the snow,宾语是a treacherous carpet。lie down意为“躺下”;lay down意为“放下;记下;拟定”,如:lay down the arms/the rules(放下武器/制定规则);settle down意为“安下心来,定居”;send down只能接sb.作宾语,意为“判某人入狱”,如:He was sent down for ten years for armed robbery.(他因持械抢劫被判入狱十年。)因此[B]符合文意,意为“(大雪)吹落(一块毯子)”。
第6题: