Ex 6:

  1. We arrived 3 days ago.                                 2. The concert was good last year.

  3. thứ 1                                                             4. Thứ 1

  5. thứ 2                                                             6. thứ 1

Ex 7:

  1. saw/ didn't see

  2.  ate/ didn't eat

  3. went/ didn't go

  4. bought/ didn't buy

  5. heard/ didn't hear

  6. made/ didn't make

              Mong đc hay nhất

Ex 6:

1. trên

2. dưới

3. trên

4. trên

5. dưới

6. trên

Ex 7:

1. saw/ didn't see

2. ate/ didn't eat

3. went/ didn't go

4. bought/ didn't buy

5. heard/ didn't hear

6. made/ didn't make