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【单选题】
爆炸按性质分类,可分为()。A.
轻爆、爆炸和爆轰
B.
物理爆炸、化学爆炸和热爆炸
C.
物埋爆炸、化学爆炸
D.
不能确定
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皮皮学刷刷变学霸
举一反三
【单选题】设有定义“chars[8]；inti=0；”，下列不能将一行(不超过80个字符)带有空格的字符国正确读入的语句或语句组是（ ）。
A.
gets(s)；
B.
while((s[i＋＋]=getchar（ ）)!='＼n')；s[i]='＼0'；
C.
seanf('％S'，s);
D.
do{scanf('％C'，＆s[i])；}while(s[i＋＋]!='＼n')；s[i]='＼0'；
【单选题】The United States was the country where__________. 查看材料
A.
in the development of air transportation
B.
the earliest passenger flights were successfully operated
C.
to make travel easy and pleasant for the passengers
D.
to provide different services
E.
the shortage of qualified pilots
F.
traveling by air was very cheap
【单选题】The teacher asked me ________.
A.
where was I from
B.
where I was from
C.
what country I was come from
D.
which country do you come from
【简答题】根据下列选项，回答 123～125 题： 第 123 题 性发育迟缓定义（ ）
【单选题】In the United States, there is always ____ flow of people to areas of ______ country where more jobs can be found.
A.
a; the
B.
the ; a
C.
the; the
D.
a; a
【简答题】There was once a town in this country where all life seemed to live in ________ with its surroundings. A) coincidence B) harmony C) uniform D) alliance
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