单项选择题


What are the two speakers doing

A．Sending an e-mail.
B．Doing spelling exercise.
C．Chatting online.
D．Talking on the phone.
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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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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
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