介詞專練

What do you mean ________ that?

介詞專練

Earth Day is a special day to think ________ the future of the Earth.

介詞填空

Every spring, people hold events ________ Earth Day.

介詞填空

China is a member ________ the Earth Day Network.

介詞填空

Which is true according ________ the reading?

介詞填空

The teacher gave him the opportunity ________think ________ his mistakes.

介詞填空

In China, the expansion ________ deserts is increasing the amount ________ yellow dust.

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Twenty-one countries ________ the Asian Network, ________ which China is one.

介詞填空

Now, people call talk with others ________ the Network.

介詞填空

This concern led ________ the birth ________ the movement.