Bài 10: Tính:

7. -3/21 + (-2)/7

8. -13/15 + 5/(-18)

9. -2/5 - -3/11

10. (-4) - (-4/5)

Bài 10: Tính:

1. 3/5 + (-1)/3

2. -2/13 + (-11)/26

3. -2 + (-5)/8

4. 13/30 - 1/5

5. 2/21 - (-1)/28

II. Simple Past

16. Mum (pay) ........................ for driving lessons

17. He (lay) ...................... his hand on my shoulder

18. He (break) ......................... the biscuit in half and handed one piece to me

19. He (choose) .............................. his words carefully as he (speak) ........................

20. He ...................... to the zoo last Suday (go)

21. She (not/ watch) ..................... TV last night

22. They (meet)................... their friends at the movie theater last week

23. What ................... you (do) ..................... last night

24. ...................... they (buy) ..................... a new car two dáy ago?

25. We .................. (have) a lot of homework yesterday

II. Simple Past

1. She (spend) ............................... all her money last week

2. Mum (not spend) .......................... any money on herself

3. I (lend) ........................... my penknife to someone, but I can't remember who it was now

4. John and his father (build) ..................... the cabin themselves last year

5. My parents (sell) ...................... the stereo at a  garage sale

6. ........................... you (tell) ....................... anyone about this yesterday

7. The unidenttifed plant (bear) ................. gorgeous flowers

8. She (tear) ....................... the letter to pieces and threw it in the bin

9. He often (wear) ...................... glasses for reading

10. Before God He (swear) ..................... he was innocent

11. Yesterday Clouds (creep) ........................... across the horizon, just above the lne of trees

12. We both (sleep) .......................... badly that night

13. She (weep) ........................... for the loss of her mother

14. Jane (keep) ...................... the engine running

15. A huge wave (sweep) .............................. over the deck

4. Rewrite the sentences using the cues given:

1. I have never ateen this kind of food before. (This is)

 ->..................................................................................

2. This is the best novel I have ever read. (before)

-> ......................................................................................

3. She stared to live in Hanoi 2 years ago. (for)

-> .........................................................................

4. I have never seen such a beautiful girl before. (She is)

-> ......................................................................

5. He began to study English when he was young. (since)

-> ..........................................................................

3. Give the correct form of the verb in present perfect:

1. I ................. (study) Vietnamese for the last 20 years

2. We ........................ (know) each other for 5 years

3. I ...................... (sleep) for 3 minutes now

4. How long you ............................. (learn) Japanese? I ............................ (learn) it since 2015

5. She ............................... (buy) that bike for 4 months

6. I ............................. (sleep) for a long time

7. We ....................... (live) here since 2018

8. He already .............................. (read) that blog for 2 months