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【判断题】
某商品的需求曲线成线性,因为其需求曲线斜率不变,因此价格弹性也不变。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】听力原文：M: Hi, Lily. How is everything? W: Not bad, except for my headache. What's wrong with Lily?
A.
she has got a toothache.
B.
she has got a backache.
C.
she has got a headache.
【单选题】听力原文：W: Hi, how is everything? Are you ready for the party? M: Yes, just about. It's been crazy trying to organize everything, we haven't even started to think about the wedding yet! W: There are lots...
A.
No, he doesn't like any of them.
B.
Yes, they are being made.
C.
Yes, he has bought them from a shop.
D.
No, he will not wear a wedding ring.
【单选题】听力原文：W: Hi, how is everything? Are you ready for the party? M: Yes, just about. It's been crazy trying to organize everything, we haven't even started to think about the wedding yet ! W: There are lot...
A.
No, he doesn't like any of them.
B.
Yes, they are being made.
C.
Yes, he has bought them from a shop.
D.
No, he will not wear a wedding ring.
【单选题】听力原文：M: Did you get everything you need for making the cake? W: I couldn't, but don't worry, I got one from a shop. Q: What can we infer from the conversation? (14)
A.
The woman bought a cake.
B.
The woman baked a cake.
C.
The woman forgot about the cake.
D.
The woman will buy a cake.
【单选题】听力原文：W: Hi, how is everything? Are you ready for the party? M: Yes, just about. It's been crazy trying to organize everything, we haven't even started to think about the wedding yet! W: There are lots...
A.
no, he doesn't like any of them.
B.
yes, they are being made.
C.
yes, he has bought them from a shop.
D.
no, he will not wear a wedding ring.
【单选题】The captain gave an order in the difficult situation________the sailors throw away everything that was on board the ship.
A.
what
B.
which
C.
as
D.
that
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