【单选题】A: I'm exhausted. I had to work until 2 o'clock this morning.B: ______.
A.Don't worry too much. You can do it later.
B.Take it easy. You didn't have to work so hard.
C.Take time off and let it be.
D.Take it or leave it. You don't have to do it.
A.Don't worry too much. You can do it later.
B.Take it easy. You didn't have to work so hard.
C.Take time off and let it be.
D.Take it or leave it. You don't have to do it.
【单选题】The newspaper did not mention the extent of the damage ______ by the fire.
A.causing
B.to cause
C.caused
D.being caused
A.causing
B.to cause
C.caused
D.being caused
【单选题】People today spend a ______ portion of their time conferring on the proper way to bring up children.
A.considerable
B.significant
C.substantial
D.surplus
A.considerable
B.significant
C.substantial
D.surplus
【单选题】After people have learned that magnets attract things, centuries passed______they took note of the fact that magnets sometimes also repel things.
A.before
B.until
C.after
D.since
A.before
B.until
C.after
D.since
【单选题】______ better equipment, we could have done it better.
A.With
B.Without
C.But for
D.Were it not for
A.With
B.Without
C.But for
D.Were it not for
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