1. The bill will be paid at once.
2. Your bicycle will be repaired tomorrow afternoon.
3.Many dangerous diseases can be cured by Penicillin.
4. Is rice exported to Britain by your country?
5.The poem was written by Clement Clarke Moore in 1823.
6.You should send Christmas cards a week before Chrismas day.
7.This machine hasn't been used for year.
8.Recycled plastic is used to make toys and utensils.
9.You can buy tax free goods before you get on the plane.

10.We are going to have the repairman repair my car next week.
11.Tea can be made with boiled water.
12.All the workers of the plan are being instructed at the moment.
13.Some of my books have just been taken away by a boy.
14.The celebration will be held before January.
15.Their car has to be repaired.
16.The window was broken by the boys last night.
17.Much money is spent on advertising everyday.
18.Some pictures of his father were taken away by Hung yesterday.
19.Their rooms may be used for the classrooms.

20.Some students are going to be punished by the teacher.