Other genetic similarities suggested they all ________ a single, common ancestor
题型:不详难度:来源:
Other genetic similarities suggested they all ________ a single, common ancestor about 300 years ago.A.had | B.have had | C.have | D.had had |
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答案
A |
解析
A 考查动词时态。suggest在该句中意为“表明,暗示”,而非“建议”,所以宾语从句中不用虚拟语气。因为宾语从句的时间状语为about 300 years ago,故该句用一般过去时态,选A项。 |
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