46. Hue is smaller than Ha Noi.

47. Nam is the tallest in my class.

48. We might have robot helpers in the future.

49. There are many beautiful beaches in my country.

50. You should bring warm clothes.

1. have done

2. has written

3. have never met

4. has left 

5. haven't seen

6. has bought

7. has never seen

8. has been

9. has traveled

10. has told

9. Andrew came to the party …………………….. he hadn’t been invited.

A. Although

B. Despite

C. Incase

D. Even

+ Công thức:

Although + chủ ngữ + động từ.

25.didn't they

26.weren't there

27.has he

28.is this

Hasn't seen

Were making

Is spoken

Mild

Will be working

Is repaired

Didn't clean

Will meet

=> I speak English with my friends everyday.

7. A. appeared        B. agreed       C. increased      D.borrowed
8. A. reduced        B. insisted          C. recorded        D. assisted
9. A. laughed          B. wounded         C. helped            D. missed
10. A. looked          B. laughed           C. moved         D. stepped
11. A.controlled          B. conquered         C. confided           D. measured

wow!!!

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