Ann’s family for two years they were discovered． [ ] A．hid away; before B．were h
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Ann’s family ________ for two years ________ they were discovered．
[]A．hid away; before
B．were hiding; before
C．hid away; as
D．were hiding; as
试题答案
答案：A
解析：该句的第二个空，只能用before，因为as表示两个动作同时发生．前一个空可以用过去完成时，但hide是延续性动词，过去时也可以和一段时间连用． |