题目内容
Whenever you are _____ , you can ask us for help.
| A. in ruin | B. in reward | C. in trouble | D. in turn |
C
介词短语。in trouble “处于困境”, in reward“作为报答”, in turn “依次,轮流”
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题目内容
| A. in ruin | B. in reward | C. in trouble | D. in turn |