He was advised to stop smoking. His health was very poor. (because of)
A.He was advised to stop smoking because of his poor health.
B.He was advised to stop to smoke because of his poor health.
C.He advised to stop smoking because of his poor health.
D.He was advised to stop smoking because of his health is poor.

Tuan is very active. He studies the best of us. (who)
A.Tuan, who studies the best of us very active.
B.Tuan, who has studied the best of us, is very active.
C.Tuan, who is studying the best of us, is very active.
D.Tuan, who studies the best of us, is very active.

Jim doesn’t study hard. He doesn’t get better grades. (if)
A.If Tim studied hardly, he could get better grades.
B.If Tim had studied hard, he could have got better grades.
C.If Tim studied hard, he could get better grades.
D.If Tim study hard, he will get better grades.

Tom has continued to smoke two packs of cigarettes a day. The doctor warned him. (eventhough)
A.Tom has continued to smoke two packs of cigarettes a day, eventhough the doctor has warned him.
B.Tom has continued to smoke two packs of cigarettes a day, eventhough the doctor warned him.
C.Tom had continued to smoke two packs of cigarettes a day, eventhough the doctor warned him.
D.Tom continued to smoke two packs of cigarettes a day, eventhough the doctor warned him.

“If you don’t pay the ransom, we’ll kill the boy”, said the kidnappers.
A.The kidnappers threatened that him he didn’t pay the ransom, they would kill the boy.
B.The kidnappers said him if he hadn't pay the ransom, they would have killed the boy.
C.The kidnappers threatened him if he didn’t pay the ransom, they would kill the boy.
D.The kidnappers said him if he didn’t pay the ransom, they would kill the boy.

The film was so interesting that all we want to see again.
A.It was too an interesting film that all we wanted to see again.
B.It was such an interesting film that all we wanted to see again.
C.It was such an interesting film so all we wanted to see again.
D.It was such an interesting film, all we wanted to see again.

Susan was too excited to sleep.
A.Susan was so excited that she shouldn’t sleep.
B.Susan was so excited and she shouldn’t sleep.
C.Susan was so excited therfore she shouldn’t sleep.
D.Susan was too excited that she shouldn’t sleep.

You’d better take a sweater. It might get cold. (in case)
A.You’d better to take a sweater in case it gets cold.
B.You’d better take a sweater in case it gets cold.
C.You’d better taking a sweater in case it gets cold.
D.You’d better take a sweater in case of it gets cold.

Most of the audience didn’t know the result of the match. The television was interrupted in the middle of the game. (therefore)
A.The television was interrupting in the middle of the game, therefore most of the audiences didn’t know the result of the match.
B.The television was interrupted in the middle of the game, therefore most of the audiences knew the result of the match.
C.The television interrupted in the middle of the game, therefore most of the audiences didn’t know the result of the match.
D.The television was interrupted in the middle of the game, therefore most of the audiences didn’t know the result of the match.

The flight to Ho Chi Minh City lasted one hour and a half.
A.It took one hour and a half fly to Ho Chi Minh City by plane.
B.It took one hour and a half to fly to Ho Chi Minh City by plane.
C.It took one hour and a half flying to Ho Chi Minh City by plane.
D.It took one hour and a half to have flied to Ho Chi Minh City by plane.