国家规定安全电压使用的是36V,24V,12V三个等级()
参考答案:错
—Would you help sweep the floor?
—________. I'd rather water the flowers.[ ]
A. Not particularly
B. Don't mention it
C. Anything but that
D. With pleasure
When we finally ______ to get home after the tiring long journey, we could hardly move a step further. [ ]
A. tried
B. succeeded
C. managed
D. attempted