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【单选题】
同离子效应使得弱电解质的解离度( )。A.
变大
B.
减小
C.
不变
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【简答题】by a____ in a way that is not planned or intended 偶然;意外地
【单选题】What's the impact of the line going down?
A.
The system is in good condition.
B.
It puts extra stress on the system to pick up that line.
C.
The whole system will go down.
D.
The other lines will be OK.
【简答题】请阅读课文第3段,从中找出一下汉语的英语表达。 1.做某事感到惊讶 2.对...小心谨慎 3.很会说话 4.偶然,意外地 5.假装做... para.3 Riding on his bicycle, he'd ride past my dorm as if "by accident" and pretend to be surprised to see me. ...
【单选题】With the crop’s production _____ rapidly, food price is _____ year by year.
A.
go up; going down
B.
going up; go down
C.
going down; going up
D.
going down; go up
【简答题】偶然;意外地:by _______
【单选题】听力原文：Woman: Is this elevator going up or down? Man: It's going up. What floor would you like, please? Woman: I need the furniture department on floor 7. And hurry. There's a great sale there today, an...
A.
By the door.
B.
In an elevator.
C.
In the woman's apartment.
D.
In the furniture department.
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