Giá trị của biểu thức bằng:
A. 0
B. 1
C. 2
D. 3

Cho tam giác ABC cân tại A, có 3 đường phân giác trong gặp nhau tại I, biết . Tính AC.
A.
B.
C.
D.

Cho tam giác ABC có độ dài 3 cạnh AB, BC, CA là 3 số tự nhiên liên tiếp tăng dần. Kẻ đường cao AH, đường trung tuyến AM. Độ dài HM bằng:
A. HM = 1
B. HM = 2
C. HM = 3
D. HM = 4

Tam giác ABC vuông tại A, đường cao AH. Biết BH = 4, CH = 9, ta có AH bằng:
A. 5
B. 13
C. 7
D. 6

Make all the changes and additions to produce from the following sets of words and phrases which together make a complete letter.
Example:
Anyway/ you asked/ some advice/ and/ here/ go!
..........................................................................
A- Anyway, you asked me some advice, and so here goes!
B- Anyway, you asked me for some advice, and so here goes!
C- Anyway, you asked me for some advice, and here go!
D- Anyway, you asked me the some advice, and so here we goes!

Finish each of the following sentences in such a way that it means exactly the same as the sentence printed before it.
Example:
On arriving in Canberra, I wrote a letter to my parents.
→When I …………………………………………
A- When I arriving in Canberra, I wrote a letter to my parents.
B- When I arrived in Canberra, I was wrote a letter to my parents.
C- When I arrives in Canberra, I write a letter to my parents.
D- When I arrived in Canberra, I wrote a letter to my parents.

Fill in each numbered blank ONE suitable word.
Some people believe that soon schools will no longer be necessary. These people say that because of the Internet and other new (1) ............, there is no longer any need for school buildings, former classes, or teachers. Perhaps this will be true one day, but it is hard for me to (2) ........... a world without schools. In fact, we need to look at how we can use new technology to make schools better not to (3) ............. them.
We should invent a new kind of school that is (4) ............. to libraries, museums science centres, laboratories, and even companies. Experts could give (5) ............ on video or over the Internet. TV networks and local stations could (6) ............. programming about things students are actually studying in school.
Is this just a dream? No. Already there are several towns where this is beginning to happen. Blacksburg, Virginia, is one of them. Here the entire city is linked to the I

Read the following passage and mark the letter A, B, C or D to indicate the correct answer to each of the questions.
When you (1) ………… a new car, you should start by using consumer magazines. You can find them in the (2) ………… section of a library. You can read about the advantages and disadvantages of each new car and get (3) ………… of how much you should pay. When you decide (4) …………. which make and (5) ………… you want to buy, you should go to a dealer and test-drive the car to see (6) ……….. you like it. The sales person will tell you the sticker price. You should bargain with the salesperson and make (7) ………. Based on what you learned from the consumer magazines. Then you should go to one or two other dealers to see if you can get a better price. Sometimes you have to go back and forth several times between dealers to bargain for the best price.
When you agree on a price with a salesperson, you usually have to leave a small (8) ………… . The salesperson writes up a contract th

Choose the word or phrase which best completes each sentence.
Example:
" Would you like to comment on Ann’s qualification".
" ……. the people in the company, Ann’s the most skilled".
A- In
B- From all
C- Of all
D- To all

Choose the word or phrase which best completes each sentence.
Example:
The kind-hearted woman ........... all her life to helping the disabled and the poor.
A- wasted
B- spent
C- dedicated
D- lived