______, most of the spelling mistakes can be avoided.A．Checking your composition

题型：不详难度：来源：

______, most of the spelling mistakes can be avoided.

A．Checking your composition carefully	B．Check your composition carefully
C．If you check your composition carefully	D．Your composition is carefully checked

答案

解析

略

举一反三

--- _____ the population of China? --- About 1.3 billion.

A．What is

B．How many are

C．How much is

D．What are

题型：不详难度：| 查看答案

—I read the 21^st Century Senior 2 Edition every day.
—_____ no wonder that your vocabulary is so large.

A．There is

B．There will be

C．It is

D．There could be

题型：不详难度：| 查看答案

Mr. Zhang said that he would be punctual for the appointment, _______ he were late?

A．but what if

B．and what about

C．so what

D．how about

题型：不详难度：| 查看答案

You must have waited here for a long time, __________?

A．mustn’t you

B．needn’t you

C．didn’t you

D．haven’t you

题型：不详难度：| 查看答案

As your spoken English gets better, ______ your written English．

A．so does

B．so will

C．nor does

D．neither will

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