皮皮学，免费搜题
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【多选题】
2007年科学家成功将人体皮肤细胞培育能干细胞——“ iPS细胞”，该细胞可以形成人体多种组织细胞，说明iPS细胞A.
具有细胞分化能力
B.
没有染色质
C.
分裂发生突变
D.
能进行有丝分裂
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皮皮学刷刷变学霸
举一反三
【单选题】Man: Sorry. I cant() you. I'm not familiar with thisbuilding
A.
help
B.
name
C.
over
D.
myself
【单选题】—— I'm sorry I cant help you. —— ().
A.
Not at all.
B.
You are welcome.
C.
It doesn't matter.
【单选题】Speaker A: I cant help thinking that, compared with other cities, Beijing is a very quiet city to live in. Speaker B: ______
A.
Well, I'm not sure I quite agree.
B.
Beijing is really a quite modern city, isn't it?
C.
Excuse me, which cities are you comparing Beijing with?
D.
May I have your attention, please. Beijing is a big city, too.
【单选题】听力原文：W: George, can you help me? I couldn't work out this math problem. M: I'm sorry. You can hardly expect me to do that. Q: What does the man mean? (17)
A.
He doesn't think he'll do that.
B.
He finds it easy to do that.
C.
He has no time to do that.
D.
He can help her.
【简答题】I cant help A(to think) it B(would be) fun C(to play) such D(an exciting) with them.
【单选题】Woman: Come and help me move the sofa, John. Man: Help you? Cant you see I have my hands full with all this typing? Question: What can you infer from the mans response?
A.
He's carrying too many things in his hands.
B.
He doesn't want to move the sofa.
C.
He's too busy to help the woman.
D.
He will help the woman later.
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