Samspendstwohourshishomeworkev

Sam spends two hours _______ his homework every day.
A. to do B. doing C. do

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—We’re supposed to do something．

A．will use to

B．use to

C．used to

D．are used to

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A．where

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C．which

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A．pull down

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C．were pulled down

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—He________playing basketball on the playground．

A．is seen

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—________is the elephant?
—It is about 3 meters high and it weighs about 2 tons．

A．How long

B．How big

C．How high

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