单项选择题


Questions 15 to 18 are based on the following dialogue happened in a bookstore.
What didn’t the man know before he comes to buy the book

A．Medical books are expensive.
B．Books also have taxes.
C．He needs to pay extra money for the tax of the book.
D．All the above.
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单项选择题
According to the text, the heart robot______.
A．has emotional feelings
B．heart beating rises when hugged
C．eyes open when touched
D．can be used for education
单项选择题
What’s the problem with the man’s place now
A．It’s too expensive.
B．It’s in a hotel.
C．His wife can’t come here to stay with him.
D．It’s not big enough and noisy.
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