22．My English teacher is really ___．She is often seen working in her office far into the night．

　　　　 A．warm-hearted　 　 B．easy-going　　 　 C．hard-working　 　 D．self-confident

21．I don't have enough money．I, _____, can't afford to buy Audi A3 Sportback．

　　　　 A．therefore　　　 　 B．so　　　　　　 　 C．however　　　　　　　　　 D．thus

20．Because of the powerful earthquake, telephone lines, electricity and water supplies were

　　　　 ____ in that area for several days．

　　　　 A．cut down　　　 　 B．cut in　　　　 　 C．cut up　 　　　　　　　　 D．cut off

19．China Daily is _____ a newspaper; it keeps us in touch with the world．

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

18．It is every citizen's duty to _____ our country when she is attacked by the enemy．

　　　　 A．approach　　　 B．defend　　　　 C．support　　　 　　　 D．preserve

17．-How long have you been here?

　　　　 -___ the end of last year．

　　　　 A．Since　　　　 　　 B．At　　　　　　 　 C．By　　　 　　　　　　　　 D．In

16．It rained for several weeks, completely ____ our holiday．

　　　　 A．ruined　　　　 　 B．ruining　　　　 　 C．to ruin　　　 　　　　 D．ruin

15．Xiamen Xiang'an Tunnel, _____ is the first undersea tunnel built in mainland China, opened to traffic on April 26th．

　　　　 A．that　　　　　 B．what　　　 　　　　　 C．where　　 　　　　　 D．which

14．A survey of the opinions of experts ____ that drinking a glass of hot milk before going to bed helps one sleep well．

　　　　 A．shows　　　　 　 B．show　　　　　 C．is showing　 　　　　　 D．have shown

　　　　 从所给A、B、C、D选项中，选出可以填入空白处的最佳选项。

13．-Which of the two iPods do you prefer?

　　　　 -To tell you the truth, I don't like _____ of them．

　　　　 A．both　 　　　 B．either　 　　　　　　　　　　 C．none　 　　　　　　　　　 D．neither