Students are supposed to answer their papers _______ ink, not _______ pencils.

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The car was sold at such a low price ________ few people expected.

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Now that Jenny is out of ________, she is considering to look for another __________.

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I know nobody here; I'm what they call ________ a stranger.

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They have an important matter ________.

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A．to attend

B．to attend to

C．to be attended

D．to be attended to

I think it is necessary for my 19-year-old son to have his own mobile phone, for I sometimes want to make sure if he ______ home for dinner.

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Send my regards to your lovely wife when you ______ home.

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--Where did you put the car keys?

--Oh, I ______ I put them on the chair because the phone rang as I ______ in.

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--I rang you at about nine, but there was no reply.

--Oh, that was probably ______ I was seeing the doctor.

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Parents should take seriously their children's requests for sunglasses ______ eye protection is necessary in sunny weather.

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