Choose the word whose main-stressed syllable is different from the rest.
1 điểm
I.Choose the word whose underlines part is pronounced differently from that of the other words in cach group.
A.teachers
B.thanks
C.pupils
D.farmers
Name…………….. ĐỀ NÂNG CAO SỐ 4
I. Choose the word which has the underlined part pronounced differently from the others
1. A. stopped B. washed C. studied D. looked
2. A. machine B. armchair C. children D. watch
3. A. classes B. lakes C. cages D. houses
II. Choose the word whose stress pattern is different from that of the others
4. A. mother B. relax C. father D. garden
5. A. decide B. combine C. apply D. happen
III. Choose the word or phrase that best completes the sentence
6. “Would you like to go to the concert?” - ……………., I have a lot of homework to do”
A. All right, let me see B. I’d love to, but I can’t
C. No, not at all D. I don’t think so
7. “May I borrow your newspaper?” – “………………..”
A. That’s a good idea B. It doesn’t matter
C. Sure. Here you are D. It is my pleasure
8. You shouldn’t spend too ………………time playing computer games
A. much B. few C. many D. little
9. “……………..will clean the classroom tomorrow?” –“Peter and Mike”
A. What B. Who C. When D. Why
10. “……………..is it from here to school?” – “About two kilometers”
A. How far B. How high C. How long D. How often
11. Minh ……………..television last night
A. watches B. watchs C. watching D. watched
12. She works hard from morning ……………….night
A. in B. at C. till D. before
13. Liz is ………………..than her sister
A. beautifulest B. more beautiful C. beautifulier D. most beautiful
14. ………………late!
A. Not B. Don’t be C. Aren’t D. Not be
15. “Would you like some coffee?”- “………………..”
A. Yes, please B. Of course C. No, thanks D. Both A and C are correct
IV. Put the verbs in the blanks into suitbale tenses/ forms
16. I am used to (get)……….. up early
17. Would you mind (open)………….. the door?
18. After (come) …………….home, Tom reads the morning newspaper
19. He’d rather (stay)…………….. at home than go out
20. I look forward to (see)………………….. your reply
V. Choose the underlined part that needs correcting
Combinatorics
21. 15 students join a competition. Only top 5 students can be promoted to next round. How many different way(s) of promotion advance is / are there?
Different way: Cách khác nhau.
22. It is known that there are 8 classes of grade 5 in a primary school. At least how many students are there in grade 5 to ensure there exist 41 students in the same class?
At least: Ít nhất; Ensure: Chắc chắn; Exist: Tồn tại.
23. Choose 3 digits from 1, 2, 3, 4, 6, 8 and 0 to form 3-digit numbers. How many even number(s) greater than 300 is / are there? (The repetition of digits is not allowed)
Digit: Chữ số; 3-digit number: Số có 3 chữ số; Even number: Số chẵn; Greater than: Lớn hơn; Repetition of digits is not allowed: Các chữ số không được lặp lại.
24. A flight of stairs has 10 steps. Peter can go up for 1 step, 2 steps or 3 steps each time. How many way(s) is / are there for Peter to go up the stairs?
Step: Bước; Way: Cách.
25. Numbers are drawn from 80 integers 20 to 99. At least how many number(s) is / are drawn at random to ensure that there are two numbers whose sum is 85?
Integer: Số nguyên; At least: Ít nhất; Random: Ngẫu nhiên; Ensure: Chắc chắn; Sum: Tổng.
~ End of Paper ~
Combinatorics
21. 15 students join a competition. Only top 5 students can be promoted to next round. How many different way(s) of promotion advance is / are there?
Different way: Cách khác nhau.
22. It is known that there are 8 classes of grade 5 in a primary school. At least how many students are there in grade 5 to ensure there exist 41 students in the same class?
At least: Ít nhất; Ensure: Chắc chắn; Exist: Tồn tại.
23. Choose 3 digits from 1, 2, 3, 4, 6, 8 and 0 to form 3-digit numbers. How many even number(s) greater than 300 is / are there? (The repetition of digits is not allowed)
Digit: Chữ số; 3-digit number: Số có 3 chữ số; Even number: Số chẵn; Greater than: Lớn hơn; Repetition of digits is not allowed: Các chữ số không được lặp lại.
24. A flight of stairs has 10 steps. Peter can go up for 1 step, 2 steps or 3 steps each time. How many way(s) is / are there for Peter to go up the stairs?
Step: Bước; Way: Cách.
25. Numbers are drawn from 80 integers 20 to 99. At least how many number(s) is / are drawn at random to ensure that there are two numbers whose sum is 85?
Integer: Số nguyên; At least: Ít nhất; Random: Ngẫu nhiên; Ensure: Chắc chắn; Sum: Tổng.
~ End of Paper ~
The average of five different natural numbers is 4. If the different between the largest and smallest of these numbers is as large as possible, what is the average of the other three numbers?
A bag contains indentical balls of different colours.There are 12 red, 10 white, 8 yellow, 3 blue and 2 black balls.Without looking into the bag,John takes out the balls one by one.What is the least number of balls that John must take out from the bag in order to have at least 4 balls of the same colour?
choose any three digit from 1 to 9 to from a 3 - digit number and each digit is chosen only once how many of these have the sum of all digit equal to 13
choose any three digit from 1 to 9 to from a 3 - digit number and each digit is chosen only once how many of these have the sum of all digit equal to 13