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【单选题】
---What did the Englishman say? ---Oh, he asked where ____ .
A.
did you come form
B.
do you come from
C.
you came from
D.
you did come from
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参考答案:
举一反三
【单选题】We _ by a loud noise during the night.
A.
woke up
B.
are woken up
C.
were woken up
D.
were waking up
【单选题】属于隐性课程特点的是
A.
有计划教学
B.
课堂传授
C.
有组织教学
D.
学术知识获得
E.
无意间接受
【单选题】理想气体经历绝热自由膨胀,下述答案中哪一个正确()
A.
ΔU>0,ΔS>0;
B.
ΔU<0,ΔS<O;
C.
ΔU=0,ΔS<0;
D.
ΔU=0,ΔS>0
【单选题】理想气体经历绝热自由膨胀,下述答案中哪一个正确 ( )
A.
ΔU大于0,ΔS大于0
B.
ΔU小于0,ΔS小于0
C.
ΔU=0,ΔS小于0
D.
ΔU=0,  ΔS大于0
【单选题】理想气体经历绝热自由膨胀,下述答案中()正确的。
A.
△U>0,△S>0
B.
△U<0,△S<0
C.
△U=0,△S<0
D.
△U=0,△S>0
【单选题】属于隐性课程特点的是
A.
有计划的教学
B.
课堂传授
C.
有组织教学
D.
学术知识获得
E.
无意间接受
【单选题】滑阀式控制阀是( )实现油路与油路间的接通或断开,以满足系统对液体流动方向的要求。
A.
阀芯和阀体间
B.
压力和温度
C.
流量和方向
D.
质量和体积
【简答题】3 Complete the sentences. 1 We lit the fire last night but unfortunately it had ____ ____ by this morning. 2 I shall wait for the noise to ____ ____ before I start speaking. 3 There wa...
【简答题】Humans are trying what they can to pr the earth (from) _____________ (pollute) further. 12 . Great changes ________________(take) place in China since the reform and opening-up policy started. 13...
【单选题】理想气体经历绝热自由膨胀,下述答案中哪一个正确
A.
ΔU>0,ΔS>0
B.
ΔU>0,ΔS>0
C.
ΔU=0,ΔS<0
D.
ΔU=0, ΔS>0
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