有差别的微笑的出现是()的标志。
A.最初诱发性微笑发生
B.最初社会性微笑发生
C.最初生理性微笑发生
D.最初自发性微笑发生
参考答案:B
基本语法
A: Excuse me,sir ?Where is the nearest hotel ?
B: 1 . You may ask that policeman over there.
A: Thank you all the same.
(The man goes to the policeman. )
A: Excuse me, 2 ?
C: No. there isn't a hotel near here ,but there is one near the Bank of China.
A: 3 ?
C: It's about two kilometers away.
A: 4 ?
C: You'd better take a taxi ,because it's so late and there aren't any buses now.
A: 5 .
C: You're welcome.
下列食品在冻藏的过程中最容易冻结的食品是()
A、猪肉
B、牛肉
C、鸡肉
D、鱼肉