我国雾凇景观最有名的地区在（）。
A.黑龙江
B.辽宁
C.吉林
D.内蒙古
参考答案：C
往复式压缩机的零部件没有（）。
A、活塞
B、活塞杆
C、曲轴
D、驱动电机
选择恰当的语句，补全对话。
A: Mike. wake up! It' s time for school
B: 1
A: It's six o' clock
B: What's the weather like today?
A: 2
B: 3
A: No, you can't It's cold
B: 4
A: That's OK
B: 5
A. Can I put on my T-shirt?
B. Thank you, Mum.
C. It's rainy.
D. What time is it?
E. How about sweater?
