If only I＿＿＿＿＿how to operate a computer as you do!

A. had known     B. wou欤?know  C. should know     D. knew

—— Must I take a bus ?

—— No, you＿＿＿＿. You can walk from here.

A. must not     B. don’t   C. don’t have to     D. had better not to

Wei Hua told me that Wu Dong was＿＿＿＿＿＿＿ill.

A. terrible     B. very terrible  C. terribly     D. too terrible

I want to ring him＿＿＿to know the reason why he rang＿＿＿while I was speaking yesterday.

A. up； off     B. back； up  C. up； down     D. on； off

Children often get presents ___ Christmas and ___ their birthdays.

        A. on…at      B.in…on     C. at…on      D.at….in

The railway was opened＿＿＿＿＿＿traffic＿＿＿＿＿＿＿ April 4, 1985.

A. to； on     B. to； in     C. by； on     D. for； on

The trees ＿＿＿front of the house are ＿＿＿the charge of Mr. Li.

A. in； in     B. at； in     C. in； by     D. from； in

＿＿＿＿＿box cannot be lifted by a boy of five.

A. So a heavy     B. So heavy a  C. A such heavy     D. Such heavy a

_______ we know, hurricane is _______ to come.

　 A. As soon as; possible B. As long as; probable

　 C. As far as; likely 　 D. As well as; perhaps

Such a magazine has＿＿＿＿＿except when you have time to kill．

A．little value B．much value  C．a lot of values D．great value