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【单选题】
求三要素法的稳态值 时,电容C( )处理,然后求其他稳态值。
A.
开路
B.
短路
C.
不变
D.
不确定
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参考答案:
举一反三
【简答题】I. 单句填空 1. She __________ (phone) someone, so I nodded to herand went away. 2. Since the time humankind started gardening, we__________(try) to make our evironment more beautiful. 3. The twins, who __...
【单选题】_______ you don’t stay out too late, you may go to the party. But remember to be back here no later than 11:30 pm.
A.
Now that
B.
Until
C.
Provided that
D.
Although
【简答题】动词填空 用括号内所给动词的适当形式填空。(本大题共8分,每小题1分) 小题1:--- What’s the noise?     --- Oh, the students _________ ( plan ) their autumn trip excitedly. 小题2: The radio says that the rain ________________ ( stop) in a f...
【单选题】--Don't ______ too late, or you will feel tired in class. --I won't, Dad. Good night !
A.
stay up                    
B.
get up             
C.
wake up
【简答题】II. 用方框内所给短语的适当形式填空 with the help of make up after all so ...that... deal with in a way watch over have...in common in fact go by 1. She didn’t want to go to the party, so she ______ an excuse...
【单选题】Don‘t __ too late, or you will feel tired in class.
A.
wake up
B.
stay up
C.
get up
D.
stand up
【单选题】—It’s much too beautiful a day to waste indoors. —You are right. __________
A.
Why don’t you stay at the library?
B.
I’ve been looking forward to it for ages.
C.
Get dressed and hurry to work.
D.
Let’s make the most of it.
【单选题】Don't stay ____ the sun too long.
A.
under
B.
in
C.
with
【简答题】词汇运用 。 1. Would you mind _________(close) the door? 2. The weather will become _________(bad) than before. 3. They didn’t know how _________(go) there.. 4. I am _________(excite) to hear the real stor...
【简答题】It is the first time that he ___________ to Beijing. (be) I ___________ in Wuhan since you left . (live) It was the first time that they ___________ the exam. (fail) I used to ___________ football. (p...
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