在关节的结构中，能把相邻的两骨牢固的连接起来的是（） A

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问题选择题

在关节的结构中，能把相邻的两骨牢固的连接起来的是（　　）

A．关节头

B．关节窝

C．关节囊

D．关节软骨

答案

在关节的结构中，关节囊包绕着整个的关节，将相邻的两骨牢固地连接在一起．再加上其内外坚韧的韧带，使关节更加牢固．

故选：C

听力题

根据所给首字母和中文提示完成各句，使句意通顺。

小题1: The little boy held his mother’s hand ___________(牢牢地) when crossing the street.

小题2:The people of that country are fighting for their__________ (独立 ).

小题3: We already know who’s got the job but we haven’t yet been informed _______(官方的).

小题4: The ancient buildings in this area are well _________(保护).

小题5:These snowy mountain tops form a beautiful picture that will make any viewer_______(无法用言语表达的).

小题6:If b________ in, these viruses can result in illness or even death.

小题7:His d_________ to his work led to his success and was respected by everyone.

小题8:Chris does not believe in the e_____________ of Father Christmas.

小题9:We human beings should protect the environment and live in perfect h ________ with nature.

小题10: Don’t h_________ to tell me if you have any requests.

填空题

防治病害的途径很多，按其作用原理分为（）、（）、（）、（）、（）、（）。