Suzy can get better results in geography if she _________her best.A．doB．doesC．wi

题型：不详难度：来源：

Suzy can get better results in geography if she _________her best.

A．do

B．does

C．will do

D．is going to do

答案

解析

if引导的条件状语从句要用一般现在时。

举一反三

If we __________ careful，fire can be dangerous。

A．don’t be

B．are

C．aren’t

D．won’t be

题型：不详难度：| 查看答案

China ______ the WTO for more than 10 years, and it has brought great changes to it.

A．has joined

B．has been in

C．has become a member of

D．has joined in

题型：不详难度：| 查看答案

— Tom, is your brother a member of the Swimming Club?
—Yes. He _________ it for five years.

A．has joined

B．has been in

C．joined

D．has joined in

题型：不详难度：| 查看答案

---Is that Bruce speaking?
---Sorry, he is out. He _______abroad on business.

A．has gone

B．has been

C．went

D．goes

题型：不详难度：| 查看答案

Though Lei Feng ________ for fifty years, we are still learning from his spirit.

A．has died

B．died

C．has been dead

D．had died

题型：不详难度：| 查看答案