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【单选题】Woman: It's awfully dark for four o'clock. Do you think it's going to rain? Man: You'd better do something about that watch of yours. It must have stopped hours ago. Mine says seven. Question: What co...
A.
Neither of their watches keeps good time.
B.
The woman's watch stopped 3 hours ago.
C.
The man's watch goes too fast.
D.
It's too dark for the woman to read her watch.
【单选题】–Would you mind if I ______ here? –______. It’s not allowed.
A.
smoke; Yes, please
B.
smoked; You’d better not
C.
smoke; That’s all right
D.
smoked; You are welcome
【单选题】—What’s _____ with you? —I have a cold. [ ]
A.
matter
B.
a matter
C.
the trouble
D.
the wrong
【单选题】It's cold outside. You'd better put on more clothes ______ you'll catch a cold. [ ]
A.
and
B.
but
C.
or
D.
though
【单选题】下列关于工程网络计划关键工作的表述中，正确的是( )。
A.
双代号时标网络计划中关键工作没有波形线
B.
单代号网络计划中的关键工作与其紧后工作之间的时间间隔为零
C.
工程网络计划中的关键工作的总时差为零
D.
双代号网络计划中的关键工作必定全在关键线路上
【单选题】You'd better ____ outside, It's very cold. [ ]
A.
to go
B.
to not go
C.
not to go
D.
not go
【单选题】关于工程网络计划中关键线路的说法，正确的是（ ）。
A.
工程网络计划中至少有－条关键线路
B.
关键线路是指总持续时间最短的线路
C.
关键线路在网络计划执行过程中不会转移
D.
关键线路上工作的总时差必然为零
【单选题】—What's the capital of Bhutan? —________ Let's go online and find it out.
A.
You bet!
B.
Give me a break!
C.
Guess what!
D.
You've got me there!
【单选题】在工程网络计划中，关键工作是指( )的工作
A.
最迟完成时间与最早完成时间的差值最小
B.
双代号时标网络计划中无波形线
C.
单代号搭结网络计划中时间间隔为零
D.
双代号网路计划中两端节点均为关键节点
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