选出错误的一项，并改正
1．The earth isgettinghot.（_________）________
A B C
2．Plant vegetables isfun.（_________）________
A B C
3．We should look afterthey.（_________）________
A B C
4．My friends and I enjoyplant trees.（_________）________
A B C
5．Trees can making the Earth clean and green.（_________）________
A B C
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