Factories and c____ make the air dirty.

Factories and c____ make the air dirty. there were [ ] people and factories Jim and Sally are c____ And they are very c____ , too. Factories,cars and trucks are _______ the air.(pollute) Factory and c____ make the air dirtyFactories and c____ make the air dirty c____ on the internet is becoming more and more popular. -Yao Ming is tall and strong.-Yes.he is c____ 一个词My school is c____ and beautiful Jim and Tom are Mr Black's c____. I eat the bread with c____ and milk. and they are c____ at tnem首字母填空 The box likes football and he c____ many football stickers Come and help me c____ up the meat let us go and enjoy nature in the c____. Our school has three c____,sports,music and computer (单词拼写)He's honest and never c____ in exams. All cur glass and china is kept in the c____