把下列英语句子改为被动语态,

问题描述:

把下列英语句子改为被动语态,
35.we'll put on an English play in our school.
36.more and more farmers buy colour TV sets.
37.my brother often mends his watch.
38.we must water the flowers every day.
39.they use knives for cutting things.
40.he made the farmers work for a long time.
41.did he break the window yesterday?
42.they have sold out the light green dresses.
43.we clean the classroom every day.
44.you must not plant trees in very dry earth.
45.you can dig a hole in the earth.

35 An English play will be put on in our school(by us).
36 Color TV sets are bought by more and more farmers.
37 HIs watch is often mended by my brother.
38 The flowers must be watered every day.
39 Knives are used for cutting things by them.
40 The workers were made to work for a long time.
41 Was the window broken by him yesterday?
42 The light green dresses have been sold out (by them).
43 The classroom is cleaned by us everyday.
44 Trees must not be planted in ver dry earth (by you).
45 A hole can be dug in the earth (by you).