Once a decision has been made, all of us should ________ it.

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Standing on the top of the mountain, you can get a wonderful ________.

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Your voice ________ strange, and have you caught a cold?

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The girl's songs sound ________.

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--What is he up to?

--He's on a ________ with other tourists.

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--Where's Mr. Smith?

--He's gone on a business ________.

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We'll go to Shanghai ________ Beijing.

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________ they talked about the film.

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When I wanted to give a hand with their work, they said I was ________.

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--Is that 110? A thief is in my house...

--OK, help is ________.

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