Ha ha, let's talk about some English problems in junior three! Change the voice of the following sentences 1.we don't clean the classroom every day. The classroom ___ ____ every day. 2.We keep the noise under 50dbs here. The noise __ ___ under 50dbs here. 3.Did they plant many fruit trees on the hill last spring? Many fruit trees __ ___ on the hill last spring? 4.Someone saw him swim in Shiyan Lake yesterday. He __ __ to swim in Shiyan Lake yesterday. 5.Do many people visited our school every day __ our school __ by many people every day? 6.The flying disk was invented by college students. College students __ the flying disk. 7.Was the special pen invented by Zhang Jie? __ Zhang Jie __ this special pen? 8.Are the cows milked by them every day __ they __ the cow every day? 9.Bicycles aren't produced by them in this factory. They __ __ bicycles in this factory. 10.Is French taught by them in this college? __ they ___ French in this college?

Ha ha, let's talk about some English problems in junior three! Change the voice of the following sentences 1.we don't clean the classroom every day. The classroom ___ ____ every day. 2.We keep the noise under 50dbs here. The noise __ ___ under 50dbs here. 3.Did they plant many fruit trees on the hill last spring? Many fruit trees __ ___ on the hill last spring? 4.Someone saw him swim in Shiyan Lake yesterday. He __ __ to swim in Shiyan Lake yesterday. 5.Do many people visited our school every day __ our school __ by many people every day? 6.The flying disk was invented by college students. College students __ the flying disk. 7.Was the special pen invented by Zhang Jie? __ Zhang Jie __ this special pen? 8.Are the cows milked by them every day __ they __ the cow every day? 9.Bicycles aren't produced by them in this factory. They __ __ bicycles in this factory. 10.Is French taught by them in this college? __ they ___ French in this college?

1.we don't clean the classroom every day.The classroom isn't cleaned every day.2.We keep the noise under 50dbs here.The noise is kept under 50dbs here.3.Did they plant many fruit trees on the hill las...