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举一反三
【简答题】How will I identify myself as a particular type of learner according to the categories I have learned from this unit?
【多选题】How does the tour guide to identify the tour group choose the necessary part, which should be checked from the following.
A.
Group number
B.
Name of the organizing travel agency
C.
Tourists' home area
D.
Every tourists' name
E.
name of the group leader
F.
the religious belief of the group leader
【简答题】一个电容器耐压为250V,把它接入正弦交流电中使用时,加在电容器上的交流电压有效值最大可以是A.250V; B.200V; C.177V; D.150V
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