Lucy's father was very strict with her and he had never praised her _________ she became one of the top students in her grade.

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More and more people would like to live in the countryside _________ there is fresher air and lower price of housing.

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There are many reasons __________ people like traveling.

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You should be out playing _________ working indoors; you need some exercise.

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--Where is your hat?

--Oh, mine _________ there!

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Come and see me _________ two or three __________.

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People have been warned to _________ wild animals when they walk in the forest.

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Mrs. green is a nice woman and she is easy to __________.

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Young as she is, she dislikes _________ as a child.

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单项选择

Come and help, daddy. I can't decide __________.

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A. to choose which

B. which to choose

C. choosing which

D. which to be chosen