________ I wanted to find out first was when he came back last Saturday evening.
A. That
B. Those
C. What
D. Which
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________ you watered the little tree frequently, it ________ as tall as I am now.
A. Had, would be
B. Have, is
C. If, would be
D. Should, could be
It is essential that he ________ the task by next Friday.
A. fulfilled
B. fulfill
C. will finish
D. finishes
A terrorist group ________ responsibility for the bombing.
A. accused
B. claimed
C. demanded
D. cited
I left for the school earlier than usual this morning ________ traffic jam.
A. in terms of
B. in case of
C. for the sake of
D. at the risk of