题目内容

换向阀换向是通过改变阀芯和阀体的相对位置来实现的。

A. 对
B. 错

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We are taught that a business letter should be written in a formal style___ in a personal style.

A. rather than
B. other than
C. better than
D. less than

Do you regret paying__ as five hundred dollars for the painting ?”“No, I would gladly have paid for it.”

A. twice so much
B. twice as much
C. as much twice
D. so much twice

He feels that he is not yet ___to travel aboard.

A. too strong
B. enough strong
C. so strong
D. strong enough

She was once a young country wife with chickens in the backyard and with a view of _____mountains behind the apple orchard.

A. blue hazy Virginia
B. hazy blue Virginia
C. Virginia hazy blue
D. Virginia blue hazy

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