We planted trees last year.A．hundreds ofB．hundred ofC．five hundredsD．fi

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We planted trees last year.

A．hundreds of

B．hundred of

C．five hundreds

D．five hundred of

答案

解析

hundred、thousand、million等数词与具体数字连用时，用单数形式，后面不加-s；若与of连用表示约数时，后面必须加-s，且不可与数词连用。hundreds of意为“成百上千的”，故选A。

举一反三

There are floors in my house and my bedroom is on the______floor.

A．three; two

B．three; second

C．two; third

D．second; three

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After the Asian Games, ________ people came to Guangzhou for a visit during holidays.

A．thousand

B．thousands

C．thousand of

D．thousands of

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－How old is your daughter ?
－ . We had a special party for her party yesterday .
A. Nine , nine. B. Nine , ninth . C. Ninth , ninth .

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of the coats made of cotton. They feel comfortable.

A．Two-thirds; is

B．Two-thirds; are

C．Two-third; is

D．Two –third; are

题型：不详难度：| 查看答案

------ How many people were invited to the meeting?
------About six ________.

A．hundred	B．hundreds
C．hundred of	D．hundreds of

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