艾滋病病毒不会传染的情况有 A．社交活动传染 B．性接触传染 _爱下问搜题

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问题多项选择题

艾滋病病毒不会传染的情况有

A．社交活动传染

B．性接触传染

C．母婴传染

D．握手传染

E．公共设施

答案

参考答案：A,D,E

补全对话，情景问答

从方框中选择恰当的句子补全对话.

A: Hello, Nolan. When were you born?
B: __l__
A: _2__
B: I was born in Toronto.
A: What's your favorite subject?
B:__3__
A: Can you skate?
B: __4__
A: When did you start to skate?
B:__5__

A: Did you win any prize?
B: Yes, I did.I won first prize in our school.
A. Yes, I can.
B. I was born in 1987.
C. English and history.
D. I started skating when I was 6 years old.
E. Where were you born?

填空题

溶脱装置生产过程中，抽提温度一般选择在大于（）操作，因为溶剂随温度的升高，（），因此在该阶段温度内抽提，既能用溶剂比保证脱沥青油收率，也能保证产品质量。