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【单选题】
雄蕊和雌蕊多数,分离,螺旋状排列在突起的花托上,有聚合果的一组是 ( )。A.
毛茛和厚朴
B.
锦葵和蓖麻
C.
百合和人参
D.
大黄和天麻
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Don't worry. There's still ________ time to go.
A.
little
B.
a little
C.
few
D.
a few
【单选题】– It’s that seat taken? -__________.
A.
Please don’t worry.
B.
I don’t think so.
C.
Why not?
D.
It’s very nice.
【单选题】Xiaodong ______ goes to school by bike. She walks to school.
A.
always
B.
often
C.
sometimes
D.
never
【单选题】— John, don’t waste any time and there’s only 25 minutes left before the train leaves. — Don’t worry, mum. I think I can ______ it.
A.
manage
B.
make
C.
do
D.
achieve
【简答题】写出链队列的求队列长度的算法。
【单选题】-I got an A in Physics. -( ).
A.
Don't worry about it
B.
Congratulations! That's a difficult course
C.
You are very good
D.
Good luck to you!
【单选题】以下不能证明0-3岁儿童是有记忆的是( )。
A.
胎儿已经有了听觉记忆
B.
新生儿出现条件反射建立和习惯化
C.
婴儿的认生、重学节省
D.
婴儿不能记住0-3岁前的事情
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