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[简答题]When I was young, I liked singing and dancing.
[简答题] I'll phone you again when I get home.
[简答题]When I was young, I'd listen to the radio, waiting for my favorite songs.
[简答题]When I arrived at the station, the train had already left.
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A. I can speak English well
B. I have already had some friends there.
C. I needed all my fingers to communicate in English.
D. I could find the right word in speaking English
[简答题] I'm having a headache now.
[简答题] I'll tell you when to stop working.
[单选题]- Write to me when you get home.
- OK, I _______
A. must
B. should
C. will
D. can
[单选题] good time they are having!
A. What
B. How
C. What a
D. How a
[单选题]若i1=I1sin(ωt+Ψ1），i2=I2sin(ωt+Ψ2）。求i=i1+i2,则i和初相角Ψ为（ ）。
A.
B.
C.
D.
[单选题] The museum was started when
A. Robert Shostak wanted to do something for computer scientists
B. Robert Shostak wanted to help computer artists
C. art students needed a place to show their works
D. computer scientists wanted to do something about art
[单选题]两个正弦交流电流i1和i2的有效值I1=I2=4A。i1与i2相加后总电流的有效值仍为4A，则它们之间的相位差是()。(3501)
A.180°
B.120°
C.90°
D.60°
[判断题]在 SQL 中增加 HAVING 子句原因是WHERE 关键字无法与聚合函数一起使用。
A.正确
B.错误
[简答题]When were the Olympic Games founded?
[简答题]When did you buy the car?
[单选题]When the renewal verification is completed more than three months before the expiry date of the existing Document of Compliance or Safety Management Certificate, the new Document of Compliance or the new Safety Management Certificate should be valid from the date of for a period not exceeding five years.
A.completion of the renewal verification
B.completion of scheduled drydocking
C.beginning of the renewal verification
D.beginning of scheduled drydocking
[简答题]She looks lovely when she is happy.
