用所給詞的適當形式填空

The workers in the shop is very ________ (help). They often answer your questions _______ (polite).

用所給詞的適當形式填空

We should listen to the teacher ________ (careful) in class.

用所給詞的適當形式填空

He walked so _______ (slow) that he missed the bus.

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He got up _______ (early) to catch the ________ (early) bus.

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One half of the sky _______ (cover) with clouds.

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A big tree _______ (blow down) by the strong wind yesterday.

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The temperature of air ________ (measure) every day.

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He watched TV at home instead of _______ (go) to the cinema last night.

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The wind was blowing so _______ (strong) that I couldn't go to school by bike.

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It doesn't snow ________ (heavy) around Beijing.