20、It’s _____ my understanding  why Alice, aged 28, gave up her job and got married to a man of 62．

A．under            B．above         C．beyond          D．over

19、------I can’t find Xiao Ping．Where did you see him this morning?

------It was in the library______ he studied．

A． that         B． where        C． which         D． the one

18、The bomb exploded ______ the police officer started his car．

A．soon          B．immediately       C．presently            D．shortly

17、Because he believed he was innocent（无罪的）,he went to the police station with his head_____ high．

A．holding        B．being held        C．to hold         D．held

16、------Does Tom do his new job well?

------______ his old job． I’m afraid there’s no hope for him．

A． Not better than     B． No better than     C． Not so well as     D． Not as well as

15、Not until the motorbike looked almost new        repairing and cleaning it．

A． he stopped      B． did he stop      C． stopped he        D． he did stop

14、–What sort of house do you want to have?  Something big?

--Well, it           be big---that’s not important．

A． mustn’t              B． needn’t              C． can’t          D． won’t

13、The man pulled out a gold watch,        were made of small diamonds．

A．the hands of whose                 B．whose the hands of

C．which the hands of                 D．the hands of which

12、           around the Water Cube, we were then taken to see the Bird’s Nest for the 2008 Olympic Games．

A．Having shown                      B．To be shown

C．Having been shown               D．To show

11、Ten years ago the population of our village was          that of theirs．

A．as twice large as          B．twice as large as

C．twice as much as          D．as twice much as