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问题 单项选择题

上臂围测量可以筛查5岁以下小儿的营养状况，营养不良时的臂围值为（）

A.<16.5cm

B.<15.5cm

C.<14.5cm

D.<13.5cm

E.<12.5cm

答案

参考答案：E

选择题

The watch was very good, and he _______ 20 percent down for it.

A．paid

B．cost

C．bought

D．spent
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单项选择题

When is an ordinary tropical storm called a hurricane

A．When it begins in the Atlantic and Caribbean seas.

B．When it hits the coastline.

C．When it is more than 75 miles wide.

D．When its winds reach 75 miles per hour.
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