-i can play the guitar now

he can play football 

she can talk a converstation by english

hoàng can't eat shrimp

hoa couldn't listen her mother when she was 6

liên could speak very fast

dieu anh could play the piano when she was 3

they will be able to understand a converstation by french

he will be able to speak englinh on the phone

we will be able to plant the tree

- ei:voice, toy, boy, noisy, boil,...

au:down, around , house, flower, shout,...

1.

+ She can play volleyball

+ He can't eat fish

+ My mother couldn't play football

+ Her brother could sing a English song

+ My family will be able to do many things in this summer holiday

+ She can sing

+ He can't dance

+ My friends will be able to go to the Sapa 

+ He couldn't eat much

+ She can't cause the car

2. 

-/ēi/: pay, face, race, shade, hey, hate, baby, later, tasty, plane

-/au/: cold, show, rose, photo, volleyball, post, judo, go, old, window