If you are traveling ________ the customs are really foreign to your own，please

题型：不详难度：来源：

If you are traveling ________ the customs are really foreign to your own，please do as the Romans do.

A．in which

B．what

C．when

D．where

答案

解析

where引导修饰谓语are traveling的地点状语从句。

举一反三

________ he has limited technical knowledge, the old worker has a lot of experience.

A．Since

B．Unless

C．As

D．Although

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________ I really don"t like art, I find his work impressive.

A．As

B．Since

C．If

D．While

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________ hard one may work, one cannot master a foreign language in a month or two.

A．Whenever	B．Wherever
C．Whatever	D．However

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People who are really in need of houses will suffer heavy losses ________ the government takes measures to bring down house prices.

A．if

B．in case

C．unless

D．since

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You will be successful in the interview ________ you have confidence.

A．before

B．once

C．until

D．though

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