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【简答题】
测定亚铁样品时,通常是在( )氛围中分解样品。
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反馈参考答案：
举一反三
【单选题】以下有关for循环的正确描述是( )。
A.
for循环只能用于循环次数已经确定的情况
B.
for循环是先执行循环体，后判定表达式
C.
在for循环中，不能用break语句跳出循环体
D.
for循环体语句中，可以包含多条语句，但要用花括号括起来
【单选题】'Never (I have) heard (such a) thing (in) my life!' (said the old) man.
A.
I have
B.
such a
C.
in
D.
said the old man
【单选题】The old man, ____________abroadfor twenty years, is on the way back to his motherland.
A.
to work
B.
working
C.
to have worked
D.
having worked
【单选题】I took ______ possession of the house in 1970, but now it is in ______ possession of an old man. [ ]
A.
/; the
B.
the; the
C.
/; /
D.
a; a
【简答题】根据句意改写句子。 1. The old man is so old that he can't work. The old man is too old . 2. I don't know how I can get to the TV factory. I don't know to the TV factory. 3. Mr. Green went back to England for a...
【简答题】按网络使用的传输技术分类网络可以分为(__), 和(__);
【单选题】You say he works very hard, _____ and ______.
A.
so does he, so do you
B.
so does he, so you do
C.
so he does, so do you
D.
so he does, so you do
【单选题】How old is the old man? I think he is _____. [ ]
A.
65 old
B.
65 years
C.
65 year old
D.
65 years old
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