中厚板车间的冷矫直机主要用于矫直在热矫直机上不能完全矫直的变形和热矫以后又产生变形的钢板。
参考答案:对
阅读短文,选择正确答案。
I'm Amy. I'm 11 years old. I'm from Canada. I live in Beijing now. I'm going on a trip tomorrow. I need
a train ticket from Beijing to Shanghai. I'm packing my suitcase. I want that pair of shoes. I like them very
much. They are red. Red is my favourite colour. I don't want that yellow sweater, because it's old. Oh, I want
my teddy bear, too. It's my best friend.
1. Amy is from ___________.
A. China
B. Canada
C. U. S.
2. Does Amy like her red shoes?
A. Yes.
B. No.
C. I don't know.
3. Amy needs a ___________ ticket from Beijing to Shanghai.
A. bus
B. airplane
C. train
4. ___________ is Amy's favourite colour.
A. Red
B. Yellow
C. Blue
劳动合同分为固定期限、无固定期限和()的劳动合同。
A.以完成一定工作任务为期限
B.无期限
C.试用期限
D.法定期限