对外加工装配业务的承接方，无论是采用来料加工，还是采用来件装配方式，其赚取的是（）
A.商业利润
B.工缴费
C.佣金
D.手续费
参考答案：B
Look, read and choose. （选择恰当的句子填空）
A. What did you do last weekend?
B. Did you read books yesterday?
C. Do you like reading?
D. Do you have a pet?
E. What colour is it?
A: (1)____?
B: Yes, I have a little cat.
A: (2)____?
B: It's black and white.
A: (3)____?
B: Yes, I do. I have a lot of books.
A: (4)____?
B: Yes, I did.l read Three Little Pigs.
A: (5)____?
B: I went to the book shop.
疾病风险的特点包括（）
A、不可预知性
B、复杂性
C、普遍性
D、偶然性
E、社会性
