题目内容
Lady Gaga has put off her concerts because of the difficulties by the ongoing strikes.
| A.caused | B.causing | C.to be caused | D.having caused |
A
试题分析:句意:Lady Gaga推迟了由于正在进行的罢工导致的困难。这里需要定语修饰difficulties ,因为difficulties和cause是动宾关系,所以用过去分词做定语,选A。
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