Trang 1:

c - a

d - b 

d - a - c - b - d - c - a - b - a - b 

d - c

c -> attracts

c -> take

a -> Although

b -> boring

Trang 2: 

c - d - b - a

a - b - d - c

my parents give me the money, I won't be able to go on holiday

having a little work yesterday, Nga was tired

Nga had a little work yesterday, but she was tired

we should put garbage bins around the school yard

putting garbage bins around the school yard?

played the piano for 5 years

The book which I bought yesterday is very interesting

If I buy a new hat, I will give it to you

c -> watching

c - a - a - a

a - b - d - c

c - d - b - a

b - b - b - c - d - d

c - a - b - c

a - b - d - d - a - a - a - d

c - c

b - b - b - b

c -> I

d -> was made

c -> x

a - d - c - d - a - a - a - b

b - c - a - b - d - b - c - a

a -b - d - b - a - b - c - d