用适当的介词填空

There is still some food ________ your plate.

根据汉语，完成下列句子(每空限填一词)

The professor gave these ________ (获胜者) of the contest ________ ________(一些指导).

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The ________ ________ (两个渔夫) said they had seen a UFO.

根据汉语，完成下列句子(每空限填一词)

________ ________ (中国菜) are very delicious.

根据汉语，完成下列句子(每空限填一词)

________ ________ (许多玩具) were offered by the shop.

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There are all kinds of ________ (水果) at the shop.

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The Chinese engineer was ________ ________ (在玛丽家) that day.

根据汉语，完成下列句子(每空限填一词)

There are only a few ________ ________(女宇航员) in the world.

根据汉语，完成下列句子(每空限填一词)

He's got ________ (牙痛). He's going to the ________(牙医诊所).

根据汉语，完成下列句子(每空限填一词)

A：How many times do you ________ ________ ________ (刷牙) every day?

B：Twice.