用合适的介词补全句子。(20分)
（1）We hunt too many wild animals________our food.
（2）There are many rivers________our planet.
（3）Do you like playing________ cats?
（4）We must do good things________ our planet.
用合适的介词补全句子。(20分)
（1）We hunt too many wild animals________our food.
（2）There are many rivers________our planet.
（3）Do you like playing________ cats?
（4）We must do good things________ our planet.
试题篮
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