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【判断题】
程序固化时,单片机的型号必须选择准确,否则不可能固化成功。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】________ of this term, we will have learnt 4 books.
A.
At the end
B.
By the end
C.
In the end
D.
At an end
【单选题】We can test LANGUAGE (to find out what our students have learnt): Grammar, vocabulary, spelling and _______.
A.
pronunciation
B.
listening
C.
speaking
D.
Writing
【简答题】对于认股权证，下列因素中，在其他因素不变的情况下，与权证价值呈反方向变化的变量有（ ）。
【单选题】We are going to have fun ____ English together.
A.
to learn
B.
learning
C.
learn
D.
learnt
【单选题】We have learnt a great deal from all the places we ________.
A.
visit
B.
will visit
C.
would visit
D.
have visited
【单选题】—How many English words have you learnt now? —We had learnt over 1,500 English words ___________ the end of last week.
A.
at
B.
in
C.
by
D.
with
【单选题】We spend as much time as we can _____ English.
A.
learn
B.
to learn
C.
learning
D.
have learnt
【单选题】So far，we_______ lots of English words．
A.
will learn
B.
are learning
C.
has learnt
D.
have learnt
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