Expertsaretryingtoworkoutaplan

Experts are trying to work out a plan to deal with the problems caused by global warming ______ it is too late.

A．when

B．if

C．before

D．until

登录免费查看答案和解析

相关试题

I don’t think ____ possible to master a foreign language without much memory work.

A．this　

B．that 　

C．its

D．it

收藏答案/解析

Is ____ necessary to complete the design before National Day?

A．this

B．that　

C．it　

D．he

收藏答案/解析

I hate _______ when young people speak to the elderly in a rude way.

A．this

B．that

C．it

D．one

收藏答案/解析

—How long are you staying there?
— _____depends.

A．It

B．Anything

C．This

D．Everything

收藏答案/解析

______was known to them all that William had broken his promise______ he would give each of them a gift.

A．As, which

B．What, that

C．It , that

D．It , which

收藏答案/解析