Though I go to the beach __________, I s

题型:选择题

问题:

Though I go to the beach __________, I still want to go again.[ ]

A. some times  

B. sometimes  

C. some time  

D. sometime

考点:可数名词(单数名词,复数名词)
题型:选择题

下列药物中,哪味药有止咳平喘作用()

A.桑枝

B.桑叶

C.桑白皮

D.桑寄生

题型:选择题

They didn't buy ______ that day.[ ]

A. something

B. anything

C. nothing

D. everything

题型:选择题
I was about to leave home _____ suddenly it began to snow.

A. when
B. while
C. as
D. as soon as
题型:选择题

一台固定压缩比为45:1的空气驱动无气喷涂泵,如进料压力是6kg/Cm²,那么喷涂压力约为多少:()

A、190kg/Cm²

B、240kg/Cm²

C、270kg/Cm²

D、290kg/Cm²

题型:选择题

停建、缓建工程的档案,由()保管。

A.建设单位

B.施工单位

C.设计单位

D.监理单位

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