Chia dạng đúng của động từ trong ngoặc

----- Nội dung dịch tự động từ ảnh -----
1. When I came to Mary's house, she
(go)
Lout.
2. Before I moved to New York, I (learn)
English.
3. The teacher (pick).
Lup the
teaching materials before he came to
the class.
4. The room was so messy. Someone
(be).
here before.
5. I invited John to my graduation
ceremony
but he (arrange).
to
do something else.
6. By the time they got married, they
(know)
each other for years.
7. Before I went to school, I
(рack).
my
lunch.
8. If the company (advertise)
their products on TV, sales would have
increased.