I don't mind ________ alone. But I want a book ________.

[　　]

A．leaving, reading

B．being left , to read

C．to be left, to be read

D．being left , to be read

What ________ the population of China now?

[　　]

As far as we know, Africa is ________ continent in the world.

[　　]

When at Rome, do ________.

[　　]

A．as the Romans do

B．like the Romans do

C．what the Romans did

D．what the Romans does

从所给的四个选项中选择最佳答案

______ he came, he brought me some interesting books．　　　

[　　]

A．Whatever　　　B．Whenever　　　C．Not matter where　　　D．Unless

从所给的四个选项中选择最佳答案

________ you do, do it well．　　　

[　　]

A．What　　　B．Which　　　C．That　　　D．Whatever

从所给的四个选项中选择最佳答案

To know what is good and ________ are two different things．　　　

[　　]

A．doing what is right　　　　B．do what is right

C．knowing what is right　　　D．to know what is right

从所给的四个选项中选择最佳答案

Don't lose heart, keep practising, and ______ you'll be able to speak English well．

[　　]

A．as soon as　　　B．I'm afraid　　　C．sooner or later　　　D．so far

从所给的四个选项中选择最佳答案

These old coins are different ______ size and weight．

[　　]

A．in　　　B．from　　　C．with　　　D．for

从所给的四个选项中选择最佳答案

Nobody but I ______ the secret．

[　　]

A．know　　　B．knows　　　C．have known　　　D．is known