我国南方的一些果树不适合在北方生长,最主要原因是( ) A.由于南北方土壤条件不

题型:选择题

问题:

我国南方的一些果树不适合在北方生长,最主要原因是(  )

A.由于南北方土壤条件不同

B.南北方在气候条件方面有很大的差异

C.南北方在耕作制度上有很大差异

D.南北方在生产方式上有很大区别

考点:中国的农业
题型:选择题

10岁患儿右下第二前磨牙萌出2/3,自发痛。无法咬东西1周。患牙无龋,面有凹陷,Ⅱ度松动,叩痛(++)。主诉牙可选择治疗方法是()

A.直接盖髓

B.间接盖髓

C.活髓切断术

D.根尖诱导成形术

E.根管治疗

题型:选择题

亲爱的同学,您会使用下面的基本实验仪器吗?

(1)为了测量物体的质量,小菲同学从实验室取来一架天平和一个标准砝码盒,如图所示,实验前她突发奇想:天平准确吗?请你帮助她设计验证天平是否准确的实验方案:

步骤一:将天平放在______;

步骤二:______;

步骤三:______观察天平是否继续保持平衡,确认天平是否准确.

题型:选择题

完成药品调剂工作的是()

A.当地卫生行政管理部门

B.专家委员会

C.各专业科室

D.药剂科

E.药事管理委员会

题型:选择题

The first time I remember noticing the crossing guard was when he waved to me as I drove my son to school. He (31) me with a puzzle-all because he waved to me like someone does on seeing a close friend. A big, (32) smile accompanied his wave. For the next few days I tried tO study his face to see if I knew him. I didn’t. Perhaps he had (33) me for someone else. By the time I contented myself with the conclusion that he and I were strangers, we were greeting each other warmly every morning like old friends.

Then one day the (34) was solved. As I approached the school he was standing in the middle of the road (35) his stop sign. I was in live behind four cars. Once the kids had reached the safety of the sidewalk, he lowered his sign and let the cars (36) . To the first he waved and smiled in just the same way he had done to me over the last few days. The kids already had the window down and were happily waving their reply. The second car got the same (37) from the crossing guard, and the driver, a stiff-looking businessman, gave a brief, almost awkward wave back. Each following car of kids on their way to school (38) more heartily.

Every morning I continued to watch the man with interest. So far I haven’t seen anyone (39) to wave back. I find it interesting that one person can make such a difference to so many people’s lives by doing one simple thing like waving and smiling warmly. His (40) armed the start of my day. With a friendly wave and smiling fade he had changed the feelings of the whole neighbourhood.

31()。

A. hit

B. disappointed

C. presented

D. bored

题型:选择题

单位负责人的直系亲属不得担任本单位会计机构负责人。 ( )

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