问题 选择题

在动物体内分布最广的组织是(  )

A.结缔组织

B.上皮组织

C.肌肉组织

D.神经组织

答案

答案:A

题目分析:上皮组织由密集的上皮细胞和少量细胞间质构成,结构特点是细胞结合紧密,细胞间质少,通常具有保护、分泌的功能,结缔组织由细胞和大量的细胞间质构成,细胞间隙大,具有连接、支持、营养、保护等多种功能,分布最广泛,神经组织是由神经元和神经胶质所组成,神经元是神经组织中的主要成份,具有接受刺激和传导兴奋的功能,肌肉组织是由特殊分化的肌细胞构成的动物的基本组织,能收缩和舒张,肌细胞间有少量结缔组织,并有毛细血管和神经纤维等,可见A符合题意。

单项选择题

Ban the Band

Every year, our school has a dance for all the students. It’s a little funny seeing friends in clean shoes and trousers or colorful (1) , instead of the usual school uniform.

Most of us think the dance is great (2) even the teachers enjoy being there. (3) , two weeks ago someone said that there would be no (4) band this year— only CDs. "I don’t (5) it!" Amy cried out during the lunch break.

"Someone said the school couldn’t (6) a band, and they think it’s too noisy anyway, "added Daniel.

"Well, I don’t think it’s (7) enough without a band!" declared Angela, "and I’m going to see what can be done. "

Angela was as good as her (8) . In the afternoon she went to see the school headmaster who agreed to give the (9) some more thought. And he suggested that one (10) for having a band was to increase the price of each ticket from MYM5 to MYM10. Angela had to (11) out whether the students would like to do that."I need all of you to help me, " she (12) to our group before school the next day. "Mr. Berry gave me a list of all the names, and suggested we ask each one their (13) about the band and the extra cost. " (14) the day we asked around as Angela suggested, and wrote down people’s feelings about the band and the cost. We were amazed how much (15) there was for the band and everyone agreed to pay the extra MYMS."I’m surprised, " smiled Mr. Berry, when we gave him the (16) . "I really thought that only a few people (17) their band and that the cost would be too high. OK. Angela, your next (18) is to find a good band and line them up for the dance. "Angela was all smiles and (19) the news to Amy and Daniel. "You’re (20) , " smiled Daniel to Angela as he thought how close they came to having a less than perfect dance.

7()

A.good 

B.clear 

C.useful 

D.easy

单项选择题