BÀI 9:

Thay chữ số x, bt rằng tứ ba chữ số x,1,5 ta chỉ có thể lập đc 4 số có hai chữ số khác nhau

Ex6: Supply the the simple past and underline the time adverbs ( chia thì quá khứ đơn )

1. she (learn)a foreign language well last year.

2.the boys (play) games on the yard yesterday.

3. my mother( be) busy last night.

4. mum (take) me to the zoo 5 days ago.

5. he(drive) his children to school last night.

6. Mary (not wash) the dishes last night.

7.my mother (set) her alarm clock for 5 o'clock.

8. the weather (be) terrible ever last Saturday.

9. what you (do) yesterday?

10. he ( award) me a present in 2008.

11. they (start) to learn English when they (be) only 10 years old.

12.you (see) nam last sunday.

13. my sister ( finish) school in 1997.

14. two days ago i (take) my final exam.

15. when he ( leave) Hanoi for HCM city?

bài 1:

1.st..........ache                       2.e..........ache                   3. s................th...........

4.c...........            5.t.........che                            6.h........dache                    7. f............