(单选题)22: The water gives up energy and becomes cooler____________the ice receives energy and melts. A: when B: while C: for D: because ...

(单选题)18: ____________he works hard, I don't mind when he finishes the experiment. A: As soon as B: As well as C: So far as D: So long as ...

(单选题)42: Either of these young ladies____________perfectly qualified to teach Greek, Latin and French. A: were B: are C: is D: have been ...

(单选题)18: This western restaurant is superior____________the one we went to last week. A: than B: to C: as D: for ...

(单选题)36: The village____________my mother grew up in is not far from the city. A: what B: where C: which D: wherever ...

(单选题)6: His father is ____________than his mother. A: older four years B: as four years older C: four years older D: four years bigger ...

(单选题)20: The company official ____________ I thought would be fired received a raise. A: whom B: whoever C: who D: which ...

(单选题)14: I'd rather you____________make any comment on the issue for the time being. A: don't B: wouldn't C: shouldn't D: didn't ...

(单选题)16: I'd like to __________ him to you for the job. He is a very clever and industrious boy. A: refer B: suggest C: recommend D: propose ...

(单选题)28: z0是f(z)的m（m为大于1的正整数）级零点，那么z0是f(z)导数的（） A: 可去奇点 B: m-1级零点 C: m-1级极点 D: 本性奇点 ...