What will homes be like by the year 2050? What ...... (improve) will there be in the general standard of living?

Forget about entering the house with a key ....... (admit) will only be possible with a ...... ( person) card. It will be of no ...... (important) if you leave lights or heaters on when you go out. They will be ..... (automatic) switched off. The (safe) ...... of your house will not be a problem. ......... (protect) against fire and tintruder will be guaranteed. Doing the shopping, going to the bank, talking and seeing people on the other side of the world without leaving home will all be possible due to the ..... (exist) of 21st century technology.

Each home will have a ......(centre) computer controlling all sort of ...... (practice) devices that will make life easier and more comfortable.

A) Correct the wrong form of verbs in the following sentences:

1. “Do we have to put off the light?” - “Yes, our light has to put off”

2. She doesn’t mind to be disturbed while she’ walking

3. His parents let him doing what he likes.

4. We couldn’t agree on any of the problems discussing at the meeting.

5. I didn’t enjoy the party because I was boring

B) Fill in each blank with one correct preposition:

1. He supported the plan ..... all his heart

2. The horse was tired .... a post

3. I need some papers to write .....

4. Give me a pen to write ......

5. I don’t like to be made fun .......

I) Cho dạng đúng của động từ trong ngoặc:

1. I am looking forward ......... (take) a vacation

2. This house must ....... (rebuild) next week

II) Choose the best option to complete the following sentences:

1. My trousers are a bit short. I want to have them...........

A. Long. B.length. C.lenthen. D.lengthened

III) Fill in each gap with a suitable preposition a

1. You remind me .... my cousin

2. I can communicate....... my friends by means of e-mail or chatting

3. It has rained .... 2 o’clock

IV) Each sentences has one mistake. Find and correct it.

1. My aunt has lived in Ha Nói for her husband died

A B C D

2. Because my broken Sony TV set couldn’t be

A

repaired, I bought a LG one instead

B C D

Cho:

(d1) : y = (3m - 2)x + m - 1

(d2) : y = x + 5

a) Tìm m để hàm số d1 nghịch biến

b) Tìm tọa độ giao điểm d1 và d2 khi m = 2