1. don't let your child ................. across the street ( going , go ,to go , goes )

1. describe your living room (write about 10 sentences )

1. this/living room . it / not large/but / beautiful

2. there / table / four chairs / middle / rôm

3. to the right / table / window

4.on/other side / table/shelf

5. shelf/ radio / t.v set

6. above / table / lighting fixture / beneath / lighting fixture / vase with flowers

7. opposite / table / wardrobe

8. there / another pot / flower/ right cỏner / room

9. wall / between / picture / lamp / there / clock

1. Put the verbs into correct from ( past perfect simple)

1. They............ (eat) before he arrived

2. .............(you finish) the report before he asked for it?

3. Jennifer.......... ( buy) the house before the market crashed

4. What .......... (she do) that upset him so much?

5. Our boss........... (not make) the decision yet when management changed their mind

6. The students.............. (write) the report, but the teacher made them do it again

7. Mark............. (want) to go to New York, but his wife changed his mind

8. .............(they invest) in that stock before the market improved?

9. Alex....... (not do) the gardening before it Started raining

10. Their decision............. ( make - passive voice) before conditions changed

11. We.............. ( eat already) so we were not hungry

12. ..............(Tom choose) the color for his room before he was asked to paint it black?

13. Sarad............ (drive) three hundred miles by the time she arrived in Tacoma

14. Few people............. (understand) the news when the consequences began to appear

15. The reporter .............. (not tell) the cameraman to get ready when the president walked into the room

16. Bob.............. (purchase) the first generation iPad two weeks before the second generation was introduced

17. I.......... (print) the report before he gave me the updates

18. ............ (Henry come) home before the called the police?

19. She.......... (not complete) the article when the news changed everything

20. The coach............ (reserve) rooms for everybody so there were not any problems

X² - 2x = 0

(x² -1 ) (x -1 )=0