Điền từ vào chỗ trống sao cho đúng thì

----- Nội dung dịch tự động từ ảnh -----
15. When Mrs Spencer
(walk) into the busy
Classroom, Jess
(throw) paper
planes, two kids
(fight) on the
floor and Jake
(dance) on the desk with
a bucket on his head.
16. Last night, Sebastian.
(go) to Susan's house,
but she
(not / be) there when he arrived.
She
(study) at a friend's house.
BUS
17. Sam
(read) the newspaper while he
(wait) for the bus.
18. Yesterday I
(see) Paul at the party and he
not / dance) with Rachel.
19. While my parents
(drive) me to
great summer camp I.
(text) my
friends about how happy I was about going there.