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【单选题】
某温度T下,活塞筒中一定量的理想气体,克服外压 ,不同途径,体积从 压缩到 ,1一次等外压压缩;2二次等外压压缩;3等温可逆压缩。则这四个过程中环境对系统所做的功最大的是:A.
①
B.
②
C.
③
D.
不能确定
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【简答题】观察例题→发现规律→按照要求答题． （120×120）-（119×121）=1，（120×120）-（118×122）=4， （120×120）-（117×123）=9，（120×120）-（116×124）=16， … （1）（120×120）-（112×128）=______． （2）（120×120）-（______×______）=144．
【简答题】Chinese badminton team won the . All Chinese are ______ (excite) at the news.
【单选题】In America today, it seems like people are always striving ______ something and they are never content ______ what they have.
A.
for, with
B.
for, of
C.
to, with
D.
to, of
【简答题】0，12，24，14，120，16，（ ）
【简答题】How to translate the word " badminton" into Chinese?A. 乒乓球 B. 棒球 C. 羽毛球 D. 排球
【单选题】I would have said “Hello” to him if I ______ your brother.
A.
could see
B.
had seen
C.
will see
D.
will have seen
【简答题】12×3=36，那么120×3=______，1200×3=______．
【单选题】In America today, it seems like people are always striving ______ something and they are never content ______ what they have.
A.
to, of
B.
for, of
C.
to, with
D.
for, with
【单选题】In America today, it seems like people are always ___ something, they are never content with what they have.
A.
striving for
B.
strive for
C.
look for
D.
strives for
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