If you _________ reading that book, take it back to the library.A．have finishedB
题型：不详难度：来源：
If you _________ reading that book, take it back to the library.| A．have finished | B．will finish | C．finished | D．are finishing |
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答案
| A |
解析
试题分析：句意：如果你已经读完了那本书，把它放回到图书馆。根据句意可知，如果你已经读完，这里强调的是结果“完成”。故用现在完成时。在条件状语从句中，用现在完成时代替将来完成时。故选A。 |
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