We should be ready to help those who are in trouble ________.

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This is ________ third time you've made the same mistake. I don't want to see ________ fourth time.

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________I talked to among the office workers, they complained of headaches, tiredness and other problems.

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Postage ________, the necklace will cost you 650 yuan.

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I think Mr. Johnson ________ come a little late, but he ________ miss such an important conference.

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Mrs. Lu's point is that children should buy toys to have fun with, not ________ from.

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Mr. Hans is very popular among the students because he has a ________ of humor.

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On the day of the job interview, she dressed to look her ________.

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－Did you see Amy on the beach?

－Yes. ________ coach was teaching her how to play ________ volleyball properly.

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Mom often has conversations with my sister over ________ phone, while keep in touch with me by ________ letter.

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