7) Johann _____isn't_______ (not be) interested in science.
9) They _____don't_______ usually _____study______ (not study) at the weekend.

13) She never _______writes_______ (write) letters to her friends.

từ 5 chữ số 1;2;3;4;5 có thể lập được 120 số có 4 chữ số khác nhau.

5+6=11 nhé

x + 500 = 9000 - 2000

x + 500 = 7000

x          = 7000 - 500

x           = 6500

vậy: x = 6500

1. go
2. is playing
3. are
4. show
5. Does he phone
6. are going
7. is planting
8. will go

5 + 6 = 11

k nha

là - 200