19. If you explained it to him more slowly, he it. A. understands B. would understand C. understood D. will understand 20. Many students enjoy part in outdoor activities. A. take B. to take C. taking D. took 21. I think I've lost my pen. I've it everywhere but I can't find it. A. looked for B. looked in C. looked on D. looked at 22. Mary: "You look great in this new dress!" - Daisy: “ .” A. With pleasure B. Not at all C. I'm glad you like it D. Don't say anything about it 23. We are saving money we want to buy a new house. A. so B. because C. If D. although 24. An: "Where is Linh now?" Ba: "I don't know for sure. She be in the school library." A. may B. should C. will D. ought 25. Mrs.Thoa was very tired, she tried to help her children with their homework. A. If B. Because C. Or D. Althought No làm bừa :))

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