So sánh

A=\(\frac{2015^{2014}+1}{2015^{2014}-1}\) B=\(\frac{2015^{2014}-1}{2015^{2014}-3}\)

\(3\frac{14}{19}+\frac{13}{17}+\frac{35}{43}+6\frac{5}{19}+\frac{8}{43}\)

Ta có: 2+2+2+2+...+2 (100 thừa số 2)

=        2.100

=         200

Vậy tổng trên bằng 200

I. Choose the correct answers in A, B, C or D to complete each sentence. (10 pts) 1. Bob hasn’t…………… his mind yet. A. made B. gone C. used to D. found 2. Everyone has to follow this way to get into the fair, _______? A. do they B. don’t they C. doesn’t she D. doesn’t he 3. We spent half a year…………… this hotel. A. to build B. built C. with building D. building 4. She is bored_______ getting up early. A. with B. in C. of D. to 5. Would you like me to get you something to drink? - ……………______________. A. That would be nice B. No, I’m sorry C. That’s too bad D. My pleasure 6. English is the_______ language on one- fifth of the land area of the world. A. office B. official C. officer D. officially 7. It's an hour since he……………, so he must be at the office now. A. has left B. left C. was leaving D. is leaving 8. 14. I usually go to work by bus, but_______ and then I use my motorbike. A. again B. Once C. now D. ever 9. Of my parents, my father is…………… A. the stricter B. the strictest C. stricter D. strict 10. "What can I get for you?". _____________________. A. All right B. I'm afraid not C. I hope so D. Yes, please II. Choose the word whose underlined part is pronounced dif erently from the others. (5 pts) 1. A. think B. healthy C. thus D. ethnic 2. A. discussion B. revision C. attention D. admission 3. A. cease B. chase C. increase D. raise 4. A. although B. enough C. laugh D. cough 5. A. mute B. junior C. music D. humor III. Put the correct verb forms of the verb in brackets. (10 pts) 1. "Do you mind if I sit here?" - "I'd rather you (sit)________ over there." 2. There (be)________ no rain here for 6 months. 3. He spoke to me as if he (be)________ my father. 4. By the time we (stop)________ , we had driven six hundred miles. 5. The price (become)________ more and more expensive these days. 6. Pupils are made (work)________ hard at this school. 7. It’s ten years since I last (see)________ her. 8. Don’t forget (lock)________ the door before going to bed. 9. The pens (produce)________ by Thien Long Company are usually cheap and good. 10. The film (begin)________ at 7.30 or 8.00? IV. Fill the blanks with the right form of the CAPITAL words provided. (10 pts) 1. Their children have quite_____________ characters. DIFFERENCE 2. What is the correct______________ of this word? PRONOUNCE 3. He didn’t win the championship, so he felt very_____________. HOPE 4. She is one of the greatest___________ to appear in this theater. PERFORM 5. My house is on the top of a hill. It’s very_______ there in the fall. WIND 6. It is___________ to eat too much sugar and fatty food. HEALTH 7. Many rural areas in Viet Nam have been__________ in the last few years. URBAN 8. Bell______________ demonstrated his invention. SUCCESS 9. Every day, there are two_______ from Da Nang to Ho Chi Minh city. FLY 10. There are a lot of_______________ in the competition. CONTEST V. Choose the underlined words or phrases that are not correct. (5 pts) 1. Lan seemed happily when she received her aunt’s letter. A B C D PHN D∨T……….. ng Rom ⨈ R∨ mom oÁo ĐỘ∨ Rm䁥 R∨ h ᦙ䁤ᦙ䁤  THI MN ∨䁥 R (Thời iom hom)  SỐ 617 2. My brother didn’t have money enough to buy the dictionary he liked. A B C D 3. We should put the coffee table among the armchair and the couch. A B C D 4. The driver of the car was serious injured in the accident. A B C D 5. Everyone was exciting as the prince wanted to choose his wife from the village. A B C D VI. Read the passage and choose the correct answer in A, B, C or D. (10 pts) Flood in Dorchester (1)______ six o’clock yesterday evening, the River Thames burst its banks and flooded a wide area. By nine o’clock the floods had reached the town of Dorchester. The main street was soon (2)______ 3 feet of water. Fire engines arrived quickly to pump away the water, but heavy rain made their job very (3)______. Mrs. Rose Willow, a (4)______ nearly 80 years old, and living alone in her cottage, was trapped upstairs (5)______ three hours. Finally, firemen were able to rescue her with ladders and a small (6)______ “My cat, Tibbles, stayed with me all the time”, said Mrs. Willow. “She (7)______ me a lot. She sat with me so I didn’t feel afraid”. The rain has finally stopped, the river level is falling and the weather forecast is good, (8)______ the floods have done a great deal of damage. “Luckily, nobody was (9)______ or injured”, Chief Fire Office Hawkins (10)______ reporters, “but it will take a long time to clear up the mess”. 1. A. In B. To C. At D. Until 2. A. over B. under C. through D. between 3. A. easy B. difficult C. quick D. clear 4. A. girl B. man C. lady D. child 5. A. for B. during C. while D. through 6. A. ship B. boat C. car D. bicycle 7. A. worried B. frightened C. bored D. helped 8. A. but B. also C. therefore D. so 9. A. burnt B. cut C. scratched D. drowned 10. A. said B. asked C. told D. spoke VII. Read the text and choose one suitable word to fill in the blank. (10 pts) hos mo is meochim cover meocher more omd hih decided Foreign English language teachers for schools in Vietnam Vietnam (1)______ well on its way to integrate with the world and for that reason emphasis on English language skills (2)______ become very essential. Recently, the City Department of Education and Training (3)______ to recruit foreign native English speakers to teach in elementary, middle and (4)______ schools in Vietnam. The policy calls for social contributions to improve English language (5)______ from primary schools to senior high schools by employing only foreign native English teachers. Each student will chip in VND120,000 ($5.8) a month to (6)______ the $35 an hour salary of the foreign (7)______. Compared (8)______ traditional English teaching methodology, it is better that thousands of students in the City have a chance of practicing listening (9)______ speaking skills with native English speakers, who create a (10)______ exciting atmosphere in classrooms for students. VIII. Rewrite the following sentences using the words provided. (10 pts) 1. Couldn’t you find a better hotel? Is mhis________________________. 2. I haven’t seen that man here before. This is________________________. 3. Old car tires are recycled to make shoes and sandals. Peole_______________________. 4. The coffee is so hot that I can’t drink it. The cof ee is moo____________. 5. Somebody repaired his car yesterday. He hod_____________________

a)\(\left(-24\right).17+\left(-35\right).24+\left(-24\right).48\)

b)\(145+\left(27-145\right)-100+27\)

a)\(\left|-x-7\right|=24\)

CẦN 16 NGƯỜI