既能活血，又能生肌的药物是（）。 A.地榆 B.血竭 C.乳香 D.没药 E.煅石膏

体温计回收后首先永清水清洁，然后用（）浸泡消毒，浸泡消毒时间大于（）使用前擦干，放入清洁储物盒备用.容器内存放适量洗手液，（）彻底清洗容器一次。

At the beginning of this century, medical scientists made an interesting discovery; we are built not just of flesh and blood but also of time. They were   36   to show that we all have “a body clock”   37    us, which controls the   38   and fall of our body energies,   39   us different from one day one to the next.

The   40   of “a body clock” should not be too   41   since the lives of most living things are controlled   42   the 24 hour night-and-day cycle. We feel   43   and fall asleep at night and become   44   and energetic during the day. If the 24 hour-cycle is   45   , most people experience unpleasant   46   . For example, people who are not   47   to working at night can find that   48   of sleep causes them to   49   badly at work.

50   the daily cycle of sleeping and   51  , we also have other cycles which   52   longer than one day. Most of us would   53   that we feel good on some days and not so good on    54   ; sometimes our ideas seem to flow and at other times, they   55   do not exist.

36．A．anxious                  B．able                        C．careful                    D．proud

37．A．inside                     B．around                    C．between                  D．on

38．A．movement                     B．supply                    C．use                         D．rise

39．A．showing                 B．treating                   C．making                   D．changing

40．A．invention                B．opinion                   C．story                      D．idea

41．A．difficult                  B．exciting                  C．surprising               D．interesting

42．A．from                      B．by                          C．over                       D．during

43．A．dull                       B．tired                             C．dreamy                  D．peaceful

44．A．regular                   B．excited                   C．lively                            D．clear

45．A．disturbed                B．shortened                C．reset                       D．troubled

46．A．moments                B．feelings                  C．senses                     D．effects

47．A．prevented               B．allowed                  C．expected                 D．used

48．A．miss                      B．none                       C．lack                        D．need

49．A．perform                  B．show                      C．manage                   D．control

50．A．With                      B．As well as               C．Except                    D．Rather than

51．A．working                 B．moving                   C．living                     D．waking

52．A．repeat                     B．remain                    C．last                         D．happen

53．A．agree                      B．believe                   C．realize                   D．allow

54．A．other                      B．the other                 C．all other                  D．others

55．A．just                        B．only                       C．still                        D．yet

冰淇淋生产中，产生收缩的原因是什么？

龙柏自然生长时为（）树形，经修剪去除其顶端优势而成（）形.

豆类的蛋白质含量是(　　　)

A．10～30％

B．20～40％

C．30～50％

D．40～60％