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【判断题】
比较优势理论是古典经济学家亚当·斯密提出的。()A.
正确
B.
错误
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【单选题】Without animals and the information the animals gave, it______man much longer to go into space.
A.
would take
B.
took
C.
had taken
D.
would have taken
【单选题】He was disappointed that his plan did not____at the meeting. [ ]
A.
go on
B.
go off
C.
go through
D.
go out
【单选题】-- Did you go to bed early last night? --- No. I watched a movie, so I didn’t go to bed until 11 o’clock.
A.
3-hours
B.
3-hours’
C.
3-hour’s
D.
3-hour
【单选题】— ? —I went to the aquarium and saw many animals. [ ]
A.
How was your weekend
B.
Did you go to the zoo
C.
What did you do
D.
Were there many animals in the zoo
【简答题】______是单功能营养(物)，NH 3 是兼有______和______的双功能营养物；而氨基酸则是兼有______、______和______的三功能营养物。
【多选题】在小组工作的中期转折阶段，社会工作者的工作重点有( )。
A.
实现小组目标
B.
协调和处理矛盾
C.
制定小组规范
D.
协助组员重新建构小组
E.
适当控制小组的进程
【简答题】People go to see animals there.
【简答题】什么是单功能营养物、双功能营养物、多功能营养物?
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