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问题 选择题

反应2X(g)＋Y(g)2Z(g) ；△H<0，在不同温度（T1和T2）下，产物Z的物质的量n与反应时间t的关系如图所示，则下列判断中正确的是

[ ]

A、T1＜T2，P1＜P2　　　    

B、T1＜T2，P1＞P2　　    

C、T1＞T2，P1＜P2　　      

D、T1＞T2，P1＞P2

答案

答案：D

单项选择题

I was reading Shirley Hazzard’s novel The Transit of Venus. Though I (51) her other books, I had always resisted this one. It (52) me as too pure somehow, too heroic, larger or finer than life and therefore unreal. But now I read it with an almost (53) pleasure. There were sentences that (54) of gratification to my eyes and (55) the hairs on the nape of my neck. I was in a Boston hospital, propped tip in bed with a feeding tube in my arm after (56) surgery for cancer. It was

(57) double room and my roommate, who (58) when he spoke because he had both a broken chin and a drug habit was spraying the air for the fourth or fifth time that day with (59) had a television set and a radio going (60) . The diagnosis of my case was ambiguous. When I asked the doctor the usual question-How much time have I got—he hesitated before answering. "I would say," he said, "that you have in the neighborhood of years.\

52().

A.stroke 

B.strike 

C.struck 

D.striking
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单项选择题 A1/A2型题

症状比较明显的中龋部位为（）

A.面

B.颈部

C.接触面

D.颊面

E.舌面
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