Question

If you _________ reading that book, take it back to the library. A．have finished B．will fin.

If you _________ reading that book, take it back to the library. A．have finished B．will finish C．finished D．are finishing

Answer 1

A

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。