将下列主动句改为被动句,

题目

将下列主动句改为被动句,
1.were spent too much money vecently
2.i am looking for a job these days
3.they often lauughed at that boy
4.tom has sent for the doctor just now
5.my sister made this model ship
6.we must turn off the lights when we leave the classroom
7.we will take an English text this evening
8.we can not use the caculator on the math exam
翻译
这座房子太旧了,它是1950年建成的
一定要充分利用时间
最好完整的,学弟再次谢过

答案

1,Too much money was spent by us recently.
2,A job is being looked for by me these days.
3,That boy is often laughed at by them.
4,The doctor has been sent for by Tom just now
5,This model ship was made by my sister.
6,The lights must be turned off by us when we leave the classroom.
7,An English text will be taken by us this evening.
8,The calculator can not be used by us on the math exam.
翻译
这座房子太旧了,它是1950年建成的
The house is too old.It was built in 1950.
一定要充分利用时间
Time must be made full use of.