I don't like to go to the concert. I hav

题型:选择题

问题:

I don't like to go to the concert. I have no interest in it; ______, I have lots of work

to do. [ ]

A. however

B. beside

C. therefore

D. besides

考点:副词
题型:选择题

下列结构示意图所表示的粒子属于稀有气体元素的是(  )

A.

B.

C.

D.

题型:选择题

南、北美洲的分界线是

A.苏伊士运河  

B.巴拿马运河  

C.土耳其海峡  

D.地中海

题型:选择题

-----“I think the teacher is wrong, _____?”

------“No, I don't think so.”

A.don't you

B.don't I 

C.doesn't he

D.doesn't she

题型:选择题

判断下列说法中正确的是(  )

A.20℃时,100g水里最多能溶解36g氯化钠,所以20℃时氯化钠的溶解度为36g

B.20℃时,硝酸钾的溶解度为31.6

C.20℃时,在100g水中加入35g氯化钠完全溶解,则20℃时,氯化钠的溶解度为35g

D.20℃时,100g氯化钠的饱和溶液中有27g氯化钠,则20℃时,氯化钠的溶解度为27g.E.硝酸钾的溶解度为31.6g

题型:选择题

不能在厚薄规片沾有油污的情况下进行测量,否则,会直接影响测量结果的准确性。

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