1921. I will see you ............ Sunday morning. A. in B. at C. till D. on 1922. Lan failed the exam, ................ very sad. A. so she was B. since she was C. because she was D. but she was 1923. She couldn‟t go to work.....................her sickness. A. because of B. because C. as D. so 1924. If we go on ............ water, we will soon run out of fresh water. A. to waste B. waste C. wasting D. to be wasting 1925. Don't forget to buy me a stamp, .............. ? A. will you B. shall you C. do you D. don't you 1926. How much time do you spend ............... everyday? A. to watch TV B. on watching TV C. watching TV D. watch TV 1927. He wishes he ......... English well. A. learns B. learnt C. can learn D. will learn 1928. If you feel tired, you ................... . A. should lie down B. ought lie down C. had better to lie down D. should to lie down 1929. Most of English boys ............ playing football. A. are fond of B. are tired of C. dislike D. enjoying 1930. The Richter system is named after the person ............... invented it. A. who B. whom C. whose D. which 1931. Will your sister be home ........... dinner tonight? A. with B. on C. for D. to 1932. If someone ............... into the store, smile and say, 'May I help you? A. comes B. came C. will come D. would come 1933. Mathematics, Literature and English are .................... subjects in high schools. A. adding B. compulsory C. optional D. religious

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Vẽ mầm vui ạ Nl: tặng pác nào 60 điểm nhé, nhanh lên ạ, thanks

1908. He has been in hospital ___________last Tuesday. A. for B. when C. from D. since 1909. The test is taking place ___________a week‟s time. A. in B. at C. for D. on 1910. Look! That car is __________! Somebody is calling the fire brigade. A. in fire B. into flame C. on flame D. on fire 1911. The fence wasn‟t high enough __________ the dog in the garden. A. was kept B. to keep C. will keep D. in keeping 1912. The Japanese car was slightly more expensive but the quality was ______ better. A. as B. more C. far D. quite 1913. Paolo has recently joined a health club in order to __________ fit. A. keep B. maintain C. retain D. continue 1914. You can borrow this car if you promise to __________ it carefully. A. look into B. take care about C. look after D. care with 1915. After arriving home, they usually __________ their uniforms. A. take out B. put out C. go off D. take off 1916. Her parents made her study very hard for the exam. This means ___________. A. She was made study very hard for the exam by her parents B. She was made to study very hard for the exam by her parents C. Her study was made very hard by her parents for the exam D. Her study very hard for the exam was made by her parents 1917. Listen to the weather ........ to know what the weather will be like tomorrow. A. temperature B. area C. forecast D. climate 1918. My mother said she ............ busy then. A. is B. being C. is being D. was 1919. The children ............ back since last Sunday. A. haven‟t come B. hasn‟t come C. hadn‟t come D. didn‟t come 1920. If I were you, I .......... the truth. A. say B. will say C. said D. would say

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a)cách 1(3/4+1/6)x2/3 cách 2( 3/4+1/6)x2/3 b)cách 1(5/9-1/2)x3/4 cách 2(5/9-1/2)x3/4

(2x -1/4y)(2x+1/4y) các bạn giải giúp

1895. Some scientists say it is essential that mankind _______ the amount of air pollution in big cities. A. be reduced B. reduced C. reduce D. will reduce 1896. She couldn‟t but _____ there crying. A. stood B. standing C. to stand D. stand 1897. ______ where to find the key, the boy could not open the safe. A. Knowing not B. Knew not C. Not knowing D. Didn‟t know 1898. They received _______ advice from their parents that they became successful. A. so good B. such a good C. so good an D. such good 1899. Computers are said to be _______ for the development of mankind. A. here to stay B. neither here nor there C. here and there D. here today, gone tomorrow 1900. _ “She‟s the best pianist in the school.” _ “__________” A. That‟s that. B. Never mind! C. That‟s OK! D. You can say that again. 1901. The river divides the city __________ two parts. A. with B. between C. by D. into 1902. When I was young, I __________ to smoke or drink. A. wasn‟t used B. didn‟t used C. never used D. not used 1903. “Would you mind turning the fan on?” - “__________.” A. Yes, please B. No, thank you C. Not at all D. No, I‟m not 1904. __________ he gets to the airport, he‟ll check in his luggage. A. Wherever B. However C. Although D. As soon as 1905. I‟d like to __________ a three minute call to London. A. make B. phone C. set D. do 1906. Your mother never let you cook the meals, __________? A. didn't she B. did she C. doesn't she D. does she 1907. I wondered __________ the right thing. A. whether I was doing B. whether I am doing C. whether was I doing D. if I am doing

viết 1 đoạn văn nghị luận xã hội khoảng 1 trang giấy thi trình bày suy nghĩ của em về người chiến sĩ áo trắng trong đại dịch covid-19