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【单选题】
一个袋子里有4个红球2个,每次抽取一个,然后放回,再放入一个同色球,问第一次抽到红球,第二次抽到的概率( )A.
10/21
B.
8/21
C.
1/7
D.
4/21
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举一反三
【单选题】—When will Han Han’s new book ________? —Sorry, I don't know. I’m looking forward to his new book, too.
A.
come out
B.
come on
C.
come in
D.
come over
【简答题】A．Present a new book to the class. B．Read more than one book. C．Read the book more thoroughly. D．Read the book to the class.
【简答题】无产阶级反对资产阶级的斗争中，最具决定意义的是（ ）。
【简答题】I have new book. [ ] A a B an
【单选题】—When will Han Han's new book _____? —Sorry, I don't know. I'm looking forward to his new book, too. [ ]
A.
come on
B.
come out
C.
come in
D.
come over
【单选题】—When will Han Han's new book ? —Sorry, I don't know. I am looking forward to his new book. [ ]
A.
come on
B.
come out
C.
come in
D.
come over
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