将下列句子改写成被动语态

1. Everyone likes this song. " This song_________ __________by everyone 2.They use this room for playing table tennis. T his room________ ________ for playing table tennis. 3.We planted these trees in 2005. These trees_________ _________ in 2005. 4.Bell invented the telephone in 1876. The telephone____________ ____________Bell in 1876. 5. She looked after the childreb quite well. The children___________ __________ ________quite well. 6. Li Ping was ill. His mother sent him to hospital at once. Li Ping was ill. He____________ ___________ to hospital at once. 7. We should listen to the teacher carefully in class. The teacher__________ __________ _________ _________ in class. 8.Do you often clean your room? _________ your room often__________ by you? 9.Will they show a new film next week? ___________a new film __________ ________next week? 10.Have you posted the letters yet? ________the letters__________ ________yet? 11.We must water the flowers every day,or they 'll die. The flowers_________ __________ _________ every day, or they 'll die. 12. I took these photos on the Greet Wall last week. These photos_________ __________on the Great Wall last week.

解题思路： 被动语态的构成：be ＋过去分词
解题过程：
1. Everyone likes this song.
" This song____is___ __liked___by everyone.
2.They use this room for playing table tennis.
T his room___is __ used__ for playing table tennis.
3.We planted these trees in 2005.
These trees__were ___ __planted__ in 2005.
4.Bell invented the telephone in 1876.
The telephone___was____ ____invented__by Bell in 1876.
5. She looked after the children quite well.
The children___were____ ____looked_ __after__quite well.
6. Li Ping was ill. His mother sent him to hospital at once.
Li Ping was ill. He___was ___ __sent____ to hospital at once.
7. We should listen to the teacher carefully in class.
The teacher _should be listened to carefully in class.
8.Do you often clean your room?
___Is__ your room often__cleaned____ by you?
9.Will they show a new film next week?
__Will__a new film ___be __shown___next week?
10.Have you posted the letters yet?
_Has_____the letters____been_ __posted_yet?
11.We must water the flowers every day,or they 'll die.
The flowers___must be watered every day, or they 'll die.
12. I took these photos on the Greet Wall last week.
These photos___were taken____on the Great Wall last week.
最终答案：略