1. Most of the students can answer this question.
"___________________________________________________________________________________
2. Somebody will clean the room later.
"___________________________________________________________________________________
3. You mustn’t open this parcel until Christmas Day.
"___________________________________________________________________________________
4. They can’t make tea with cold water.
"___________________________________________________________________________________
5. The students will hold a meeting before the Teacher’s Day.
"___________________________________________________________________________________
6. People can recycle tires to make pipes or floor coverings.
"___________________________________________________________________________________
7. They should send applications before December 30th.
"___________________________________________________________________________________
8. The manager must sign the contract today.
"___________________________________________________________________________________
9. They will build the new bridge by the end of the year.
"___________________________________________________________________________________
10.We should use cloth bags instead of plastic bags.
"___________________________________________________________________________________
11.We can use the garbage to make fertilizer.
"___________________________________________________________________________________
IV. Write the sentences, using the adjective + to-inf structure.
1. It / difficult / learn / Japanese.
"___________________________________________________________________________________
2. We / delighted/ get / your letter / yesterday. ."___________________________________________________________________________________
3. It / not easy / answer / these questions.
"___________________________________________________________________________________
4. Your writing / difficult / read.
"___________________________________________________________________________________
5. I / surprised / see / Paul / the party / last night. "____________________________________________________________________________________
6. It / impossible / understand / his theory. "____________________________________________________________________________________
7. They / ready / start / now. "_____________________________________________________________________________________
IV. Combine each pair of the sentences, using the adjective + to-inf / noun clause structure.
1. She was disappointed. She heard about that. "_____________________________________________________________________________________
2. He will win the game. I’m sure. "_____________________________________________________________________________________
3. They passed all the exam. They are lucky. "_____________________________________________________________________________________
4. John got Ann’s letter yesterday. He was very surprised.
"_____________________________________________________________________________________
5. She can’t come. I’m afraid. "_____________________________________________________________________________________
6. We heard about your father’s illness. We were sorry.
"_____________________________________________________________________________________
7. I have nothing better to offer you. I’m ashamed.
"_____________________________________________________________________________________
8. Susan received a lot of birthday presents. She was happy.
"_____________________________________________________________________________________
9. You wouldn’t come back. I was worried.
"_____________________________________________________________________________________
10.You are interested in protecting the environment. We are delighted.
"_____________________________________________________________________________________
I) câu bị động:
1) Somebody will clean the rôm later
=>.........The room will be cleaned later.........
2) You mustn't open this parcel until Chrismas Day
=>...........This parcel musn't be opened until Chrismas Day.........
3) They can't make tea with cold water
=>............Tea can't be made with cold water.................
4) The students will hold a meeting before the teacher's Dair
=>.........A meeting will be held by the students before the teacher's Dair..............
5) People can recycle ties to make pipers or flour coverings
=>..........Ties can be recycled to make pipers or flour coverings.............
6) They should send applications before December
=>..........Applications should be sent before December................