It was foolish of you to take a taxi ___ you could easily walk there in five min

题型：不详难度：来源：

It was foolish of you to take a taxi ___ you could easily walk there in five minutes.

A．while

B．when

C．since

D．before

答案

解析

考查状语从句引导词. A.当……时候，强调主从动作同时发生 B. 当……时候 C. 自从……以来 D.在……以前。根据题意，当你能轻松的在五分钟内走到那儿的时候，打出租车简直太蠢了。故选B。

举一反三

--The plane is due to take off at 7∶50 from the airport.
--________ we fail to arrive there in time?

A．What if

B．As if

C．Even if

D．Only if

题型：不详难度：| 查看答案

We won’t give up __________ we should fail 10 times.

A．even if

B．since

C．whether

D．until

题型：不详难度：| 查看答案

I was about to get on the bus ____someone called me from behind.

A．until

B．whether

C．while

D．when

题型：不详难度：| 查看答案

_______ travelling expenses rising a lot, we had to change all our plans for the tour．

A．As

B．By

C．Since

D．With

题型：不详难度：| 查看答案

．When he goes out, he often wears sunglasses _______nobody can recognize him．

A．so that

B．now that

C．in case

D．as though

题型：不详难度：| 查看答案