1. Coal , oil , gas.......are 

A. Nature         B.Natural             C.Naturally        D.Unnaturally 

2.she has____________provided a pinic lunch for us

A.kind             B.kindnees            C.kindly             D.unkind

3.We'll make this beach clean and____________again 

A.Beautiful      B.beauty               C.Beautifully      D.Beautify

4.in Many countries, people crowd the street to watch_____________parades

A.color            B.colorfully            C.colorful          D.Colorless

5.the chiledren laughed_____________when they played with their toys

A.happy          B.unhappy            C.happily          D.happiness

6.I can speak english_________________

A.good            B.well                   C.Bad                 D.Quick

7.this test must be do ne __________________

A.care            B.careful            C.carefully          D.Careless

8.lan's voice is soft . she speaks very__________________

A.loud            B.loudly            C.soft                  D.softly

9.what will they achieve if the work______________today 

A.hardly            B.hard            C.harden          D.hardness

10.the soccer players have played________________

 A.beauty            B.baeutiful            C.beautify          D.baeutifully

have you been

have been studying

contains

smoking

coming

had read

to pay

have just done

to continue

have you been

have studied

contains

smoking

coming

had read

to pay

have just done

to continue

is reading/is making

called/weren't

were you doing/arrived

has loved/was

has Nancy taken

Had you ever visited

Had been

is reading

is making

called

hadn't been

were you doing

arrived

has loved

was

has Nancy taken

Had you ever visited

had been

1b 2a 3c 4b 5a

6 đề sai vì A B âm tiết 2, C D âm tiết 1

7c 8b 9d 10a 11b 12b 13c 14a 15b 16a 17c 18d 19b 20c 21a 22c 23c 24a

31 installed

32 electricity

33 Installation

34 effectively

35 consumption

36 effective

31 installed

32 electricity

33 Installation

34 effectively

35 consumption

36 effective

37 effect

38 conserve

39 worried

40 conservative

41 worriedly

42 conservationists

43 poor

44 labeling

45 conservation

17 innovation

18 replaced

19 poverty

20 inefficient

21 replaced

22 regularly

23 consumers

24 regular

25 regularity

26 recent

27 luxurious

28 recently

29 resources

30 effect

Because Jack stayed up late last night, he is tired now

D - B - A 

A - C - D 

----

C doesn't pass => passes

B many => much

B will phone => phones

----

C - A - C - D - B - D - C - C - C - C - C - C - A - D - D 

----

C - A

5 sunless

6 heat

7 receipt

8 accountant

9 efficiently

10 Solar

11 energy

12 suggestions

13 Ultimately

14 suggested

15 solar

16 replacement