英语高手来帮我看看1.The rubbish_______(throw)away just now by the dus

英语高手来帮我看看
1.The rubbish_______(throw)away just now by the dustem.
2.If man_______(cut)more trees,the environment_____(become)worse and worse.
3.A lot of laws_____(make)to prevent pollution in the past few years.
4.We must stop________(pollute)the air by_______(use)CFCs
在回答能请分析一下时态.我英语不好哩.帮我看看哦
bigbyebye 1年前 已收到3个回答 举报

怪怪逗 幼苗

共回答了17个问题采纳率:94.1% 举报

threw
cut will become
made
polluting using

1年前

8

ldanzi 幼苗

共回答了19个问题采纳率:89.5% 举报

was threw
cuts will become
had been made
polluting using

1年前

0

woodforest 幼苗

共回答了1个问题 举报

1.The rubbish_have been thrown______(throw)away just now by the dustem.
2.If man_cut______(cut)more trees,the environment_will becime____(become)worse and worse.
3.A lot of laws_had been mad...

1年前

0
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