_____ it rain tomorrow, we would have to _______ the picnic.

  A. Would; put forward     B. Should; call off

  C. Will; give up          　 D. Should; put up

— It’s getting late. Mother must be waiting for us to have dinner.

— In that case, we ______.

A. had better leave　　　　　　　 　 B. must have left　

C. need have left　　　　　　　　 　 D. might leave

The skirt ______ she spent 50 yuan is very beautiful on her．

A．in which B．on which C．for which　 　 　 D．with which

The silence of the library is sometimes broken by a sudden cough or the sound of pages______.

A. turning　　 B. turned　　　　 C. being turned　 D. having turned

-------Mary, where were you this morning ? You_______ the meeting.
------I`m so sorry, but I had to go to see my mother, who had been in hospital for days.
  A. must have attended            B should attended    
 C. would have attended           D. ought to have attended

The man who ______ (重)173 kilograms is too heavy to move.?

I can’t go home now. A Lot of work _______ to be done .

A. have　 　　　　　 B. remains　 　　　　 C. is remained　　 　　　 D. is remaining

I was ________tired ________I didn't want to go shopping.

A．neither；nor 　　　 B．either；or

C．so；that 　　　 D．not；until

The moment the 28th Olympic Games ________ open, the whole world cheered.

A. declared            B. have been declared　　 C. have declared              D. were declared

I’m not a little tired today after giving the room a thorough cleaning and I have never had________today.

A．a(chǎn)s tiring a day as 　 B．a(chǎn)s a tiring day C．tiring as a day as D．day as a tiring as