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【判断题】
本征半导体中电子和空穴的载流子浓度不同。A.
正确
B.
错误
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【简答题】Mark the sentence(s) with correct punctuation with C (=Correct),and with wrong punctuation with W (=wrong). 1. I’m only doing it for your sake; I don’t care about it myself.( ) 2. All of Lev’s work:...
【单选题】We’ll never forget the days ______ we lived in the country.
A.
when
B.
where
C.
which
D.
不填
【单选题】We’ll never forget the days ______ we lived in the country.
A.
when
B.
where
C.
which
D.
/
【单选题】I’ll never forget the poor village ________ we visited during the summer vacation.
A.
that
B.
where
C.
to which
D.
in which
【简答题】II. Matching (30%) emerge; deceptive; delivery; intensive; alert; epidemic; cease; conquer; vomit; original; nag; staff; permanent; threaten; domestic 1. (adj.) tending to cheat Don’t believe it. ...
【简答题】Pre-class Task 2: Blank-filling Directions: Put the verbs in brackets into the infinitive , the - ing nonfinite verb or the - en participle . 1) The teacher told me to get them _____ (finish up) as so...
【简答题】We'll never forget ________ in New York last year.
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