31)B

32)B

33)C

34)A

35)B

sunburn->sunburnt nha bạn :))

1)obese->obesity

2)allergy->allergy

3)sunburn->sunburnt

1)be->have been

2)work->have worked

3)move->moved

   be->have been

4)already/ go->have already gone 

5)wear->wore

6)move->have moved

  get-> got

7)be->was

8)play->played

9)become->became

10)enjoy->have enjoyed

11)have->have had

12)live->have lived

13)go->went

14)stay->have stayed

15)not see->haven't seen

     not visit->haven't visited

161)D

162)B

163)D

164)C

165)C

166)B

167)A

168)D

169)C

170)a

171)B

172)B

173)D

174)A

175)C

176)C

177)A

178)D

179)C

180)B

ok

ko sao đâu

nhưng mà ko có phần gạch chân thì phiền thật

ko có phần gạch chân thì lm kiểu j vậy dude????????????????????

trọng âm hay phát âm phần gạch chân?

1)stay-> to stay

   play->play

2)go->going

3)surf->surfing

   surf->surfing

4)concentrate->to concentrate

   wander->wander