We can see ______ stars at night if it is fine.

[    ]

　　A. thousand   B. thousands   C. thousand of   D. thousands of

He has lived with us ______ he came to China.

[    ]

　　A. since   B. when   C. while   D. until

You must hurry ______ you will be late.

[    ]

　　A. and   B. but   C. or   D. so

______ he comes back, I'll let you know.

[    ]

　　A. As soon as   B. Than   C. Before   D. But

This box is ______ than that one.

[    ]

　　A. heavy   B. more heavy   C. heavier   D. heavyier

Please give me that apple ______.

[    ]

　　A. to eat   B. eat   C. eating   D. eaten

______ is necessary to have good manners among people.

[    ]

　　A. This   B. It   C. That   D. One

[    ]

　　A. in, for   B. onto, to   C. of, about   D. off, for

He said he would pay 300 yuan ______ it.

[    ]

　　A. of   B. for   C. to buy   D. at

They are excited ______ the news.

[    ]

　　A. by   B. with   C. at   D. on