20、—Do you like cats ?

—Of course．They mean________ a kind of pet to their masters ．

A．less than        B．more than           C．no more than        D．not more than

19、―I’d like a pen which _______ well．

―Will this one _______?

A．writes; do       B．writes；work       C．is written; do      D．is written; work

18、He was rejected for the job vacancy because he couldn’t be ______even for the interview．

A．responsible           B．beneficial           C．punctual             D．regular

17、Praise is like sunlight to the human spirit; without _______ we cannot flower and grow．

A．them            B．it           C．that             D．which

16、—Mr. White didn’t come last night, did he?

—No, we ________for him．A whole night was wasted．

A．waited                                             B．have been waiting

C．were waiting                                        D．had been waiting

15、With no rain for three months, and the food supplies running out, the present ______ here is getting worse．

A．case            B．condition           C．state           D．situation

14、―I went to the beach and got plenty of rest and sunshine．

―______You looked tired last time I saw you ．

A．I had hoped so．                                   B．Really ?

C．I’m glad you did．                                  D．That sounds a good idea．

13、________ is known to us is that time is limited and precious．

A．What           B．That              C．It       D．As

12、________ five minutes ________ before the last bus left, we arrived at the station．

A．There were; to go                                   B．With; to go

C．It was; left                                             D．It had; left

11、A long time ________ a person, which is really a truth．

A．examines       B．checks              C．tests         D．experiments