I.1d patient

2b tight

3a calm

4c promise

5a first

6b school

7c overheat

8d refill

9b heavy

10c cough

II.1d reused

2b to find

3b with

4a steal

5b dung

6d will be taken

7b to be

8c dangerous

9c refilled

10b dirty

III.1. showing

2 used 

3 play

4 turning

5 telling

6 brought

7 fix

8 making

IV.1 will you do

2 will travel

3 is learning

4 doesn't get/will be

5 to bring

6 to buy

7 do

8 prefers

9 reading

10 was built

IV.1 Tea can be made with boiled water

2 All the workers of the plan are being instructed at the moment

3 Some of my books have just been taken away by a boy

4 The celebration will be held before january

5 Their car have to be repaired

6 The window was broken by the boys last night

7 Much money are spent on advertising everyday

8 Some pictures of his father are taken away by Hung yesterday

9 Their rooms may be used for the classrooms

10 Some students are going to be punished by the teacher

VI.1 The bill must be paid at once

2 English is sopoken by many people in the world

3 It is difficult to understand this question

4 Your bicycle will be repaired tomorrow afternoon

5 Miss Lien asked the students didn't throw things away

6 Many dangerous diseases can be cured by penicillin

7 Is rice exported to Britian?

8 He isn't strong enough to carry this box

9 Hoa is the same age as Lan

10 My father has worked in this hospital for a year