29.teaches/ taught
30.is studying
Bài 2:
Tobe-> been
Hold->holden
Tell->told
Write->written
Meet->met
Drive->driven
Meet->met
Wake->woken
Read->read
Know->known
Eat->eaten
Swim->swum
Win->won
Go->gone
Come->come
Find->found
Spend->spent
Drink->drunk
Buy->bought
Have-> had
Bài 3:
1.D
2.A
3.D
4.C
5.D
6.B
7.C
8.B
9.B
10.A
Xin hay nhất, vote 5* và cám ơn ạ