—Good afternoon, __________?The name is

题型:选择题

问题:

—Good afternoon, __________?The name is George Parks.

—Two letters,sir,and a postcard.

A.is there any mail for me

B.could you post these letters for me

C.what can I do for you

D.is that John speaking

考点:单词、词组
题型:选择题

The Tibetans have lived in the Himalayas for centuries and have adjusted to the conditions _________.

A.at such great height

B.at such a great height

C.on such great height

D.on such a great height

题型:选择题

可屈趾的肌是

()

A.展肌

B.收肌

C.短屈肌

D.趾短屈肌

E.足底方肌

题型:选择题

在现行PC的主板上,能够连接CPU、内存、输入输出设备控制器等部件,并使它们组成一个可扩充的计算机系统的总线称为 ( )

A.SCSI

B.内部总线

C.系统总线

D.USB

题型:选择题

碱皂化法的特点是可以在醛存在下直接测定酯。( )

题型:选择题

国家技术监督机构或受其委托的技术检验部门提出型式试验要求时,应进行()试验。

A.型式试验

B.出厂试验

C.入网检测试验

D.现场试验

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