下面哪种微生物没有细胞壁() A.肺炎支原体 B.沙眼衣原体 C.幽门螺杆菌 D.钩

题型:单项选择题

问题:

下面哪种微生物没有细胞壁()

A.肺炎支原体

B.沙眼衣原体

C.幽门螺杆菌

D.钩端螺旋体

E.立克次体

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题型:单项选择题

根据对话情景和内容,从对话后所给的选项中选出能填入每一空白处的最佳选项,并在答题卡上将该选项涂黑。选项中有两个为多余选项。

After school, Linda and James are talking on their way home.

Linda: I feel a bit tired after a whole day’s work.

James: So do I.    小题1:   

Linda: I enjoy chatting online with my friends, going to the movies and doing many other things.

James:    小题2:  

Linda: I collect stamps. I try my best to get stamps from other countries. What about you?

James:   小题3:   It is a fun way to exercise, though cycling is a bit dangerous. I like playing tennis, too.

Linda:  No wonder you are always so energetic.

James: Yes. If we do exercise every day, we can keep our heart and lungs in good shape.

Linda:   小题4:   Can you give me some tips on how to keep fit?

James: The best way to keep fit is to do some sports. I’m going cycling now.

   小题5: 

Linda: Sounds wonderful! Let’s go to the countryside together.

A.What’s your favorite sport?

B.Now I’m putting on weight.

C.I enjoy riding my bike and looking at the scenery along the road.

D.What do you do to relax yourself?E.Do you want to go with me?

F.What’s your favorite hobby?

G.You really should do some sports to lose weight.

题型:单项选择题

That is one of those books that ____ worth reading.

A.is

B.are

C.has

D.have

题型:单项选择题

工程师对承包商施工索赔的处理决定,承包商( )。

A.必须执行

B.可以不予理睬

C.可以执行

D.可以要求工程师重新考虑

E.可以依据合同提交仲裁

题型:单项选择题

使用干粉灭火器扑灭火灾时,应在距火焰()处实施扑救。

A、1m

B、2m

C、3m

D、5m

题型:单项选择题

()用来确定新建房屋的朝向。

A.指东针

B.指西针

C.指北针

D.指南针

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