liên quan bài 19 29 21 SGK b1 tại sao trong các thí nghiệm điện tích ng ta lại sử dụng đến sợi chỉ để treo vật C vật nhiễm điện \ b2 tẠI sao tô vít hay bút thử điện mà phải dùng cao su ở chỗ cầm

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1.A: "How are you today ?" B: "...................................." (0.5 Điểm) A. Fine, thank you! B. Yes, of course! C. I am 12 years old. 2.I'd like to become a ................... because I can travel everywhere and show tourists around. (0.5 Điểm) A. an engineer B.tour guide C.worker 3.My Mom says my eating habits are.............. so I am thinking about changing them. (0.5 Điểm) A. healthy B. unhealthy C.healthily 4.I think a bicycle is often more ................ than a car in town. (0.5 Điểm) A.convenient B.conveniently C.convenience 5.Do you know English is a compulsory ..........................in schools in Viet Nam now? (0.5 Điểm) A.subject B.topic C. heading 6.Every time my father flies to America, he gets really bad.......................... (0.5 Điểm) A. jet lag B.journey C.touchdown 7.An obvious ........................... of tourism is that it plays a key role in economic growth of every nation. (0.5 Điểm) a. benefit b. disadvantage c. drawback 8.That’s the reason ______________ I don’t like him. (0.5 Điểm) A. whose B.when C. why 9.Thanks ........... the widespread use of morden means of transport, people have more choices of holiday destination. (0.5 Điểm) A. for B. to C. of 10.If I ..............................., I would get up early to help Mom. (0.5 Điểm) A.am B. will be C.were 11.When I don't know what an English word means, I often look it .................in my English - Vietnamese dictionary. (0.5 Điểm) A. up B. in C. on 12.If you work hard, you .......................... the exam easily. (0.5 Điểm) A.pass B.passed C. can pass 13.Do you think cycling from Ha Noi ................. Ho Chi Minh City with some friends is interesting? (0.5 Điểm) A. at B.with C. to 14.Have you ever been to the newly discovered Son Doong ....................? (0.5 Điểm) A.lake B.forest C.cave 15.English today is the most widely .................. language in the world. (0.5 Điểm) A . spoken B.speak C. spoke 16.A : "Thank you for your nice gift !" B: "..................................................." (0.5 Điểm) A. In fact, I myself dislike it. B.You're welcome. C. Do you know how much it cost? 17.One of my friends ........................is very good at English gives me his tips to learn English well. (0.5 Điểm) A.what B. who C.whom 18.A: " What was your summer vacation like?" B: "........................................................................." (0.5 Điểm) A.Well, it was wonderful. B.I bought it for my Dad. I went to Paris. 19.Give me the book ........................is on the table. (0.5 Điểm) A. who B. which C.how 20.Boy: "I am taking my English test tomorrow". Girl: " .................................."Trình đọc Chân thực (0.5 Điểm) A. Congratulation ! B. Good luck ! C. Don't mention it!