红树林

题型:名词解释

问题:

红树林

考点:农学生态学生态学题库
题型:名词解释

下列有关消毒的叙述,正确的是().

A.消毒是针对有确定传染源存在的场所进行的

B.对传染病死亡患者的尸体按规定的处理也属消毒

C.对传染病住院患者污染过的物品可待其出院后集中消毒

D.对有病原体携带者(没有发病)存在的场所可以不消毒

E.饭前便后的洗手不属消毒的范畴

题型:名词解释

The girl arranged to have piano lessons at the training centre with her sister ____ she would stay for an hour.

A.where

B.who

C.which

D.what

题型:名词解释

被吊销食品生产许可证的企业,()年内不得再次申请食品生产许可证。

A、1

B、2

C、3

D、5

题型:名词解释

以下是净水的操作,单一操作相对净化程度由低到高的排列顺序正确的是(  )

①静置沉淀     ②过滤    ③吸附沉淀    ④蒸馏.

A.①②③④

B.①④②③

C.①③②④

D.③①②④

题型:名词解释

Recently, I flew to Las Vegas to attend a meeting. As we were about to arrive, the pilot announced with apology that there would be a slight (16) before setting down. High desert winds had (17) the airport to close all but one runway. He said that we would be (18) the city for a few minutes waiting to (19) . We were also told to remain in our seats meanwhile with our seat belts fastened (20) there might be a few bumps(颠簸). Well, that few minutes turned into about four-five minutes, including a ride that would make a roller coaster(过山车) (21) by comparison. The movement was so fierce that several passengers felt (22) and had to use airsickness bags. As you might guess, that’ s not a good thing to have happen in a(n) (23) space because it only (24) to increase the discomfort of the situation.

About twenty minutes into the adventure, the entire airplane became very (25) There was now a sense of anxiety and fear that could be (26) noticed. Every passenger simply held on for dear life …except one. A (27) was having a good time! With each bump of the (28) , he would let out a giggle (咯咯地笑)of delight. As I observed this, I (29) that he didn’t know he was supposed to be afraid and worried about his (30) . He neither thought about the past nor about the future. Those are what we gown--ups have learned from (31) . He was (32) the ride because he had not yet been taught to fear it. Having understood this, I took a deep breath and (33) back into my seat, pretending I was (34) on a roller coaster. I smiled for the rest of the flight. I even (35) to giggle once or twice, much to the chagrin(随恼) of the man sitting next to me holding the airsickness bag.

19()

A.attempted 

B.managed 

C.wanted 

D.decided

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