单项选择题

I appreciated （） to the United States to study five years ago.

A．to have sent
B．be sent
C．being sent
D．to have been sent

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单项选择题

This text is most probably （）.

A．a part of an advertising section
B．a part of a sales catalog
C．a trend analysis
D．a technical paper

单项选择题

What can be inferred from sentence 1 in paragraph 4 ？（）

A．Sportiness goes together with steel.
B．Sportiness has been the password for some years.
C．It seems as if sportiness were the password.
D．Sports watches have been popular for some years.