It’s/nesɪsərɪ/forustohelpparen

It’s ___________ /'nesɪsərɪ/ for us to help parents do chores on weekends.

A．surprisingly

B．necessary

C．successfully

D．suppose

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They have made so great progress .

A．three years ago	B．for three years
C．in the past three years	D．before three years

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The earth is years old.

A．four thousands six hundreds	B．four thousand six hundred
C．four thousand and six hundred million	D．four thousand six hundred millions

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I afraid of the dark, but now I don’t.

A．use to

B．used to

C．use to be

D．used to be

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—
— To the supermarket with Wang Fan.

A．Where have you gone?	B．Where did you go to the supermarket?
C．Where have you been?	D．Where’s Wang Fang?

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Finally, save your document before you ________ your computer.

A．turn on

B．turn up

C．turn off

D．turn down

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