Bài 1: Số HS giỏi của mỗi lớp trong khối 7 được ghi lại như sau: Lớp 7A 7B 7C 7D 7E 7G 7H Số HS giỏi 32 28 32 35 28 26 28 a. Dấu hiệu ở đây là gì? Cho biết đơn vị điều tra. b. Lập bảng tần số và nhận xét. Bài 2: Một giáo viên theo dõi thời gian làm một bài tập (tính theo phút) của 30 học sinh (ai cũng làm được) và ghi lại như sau: 10 5 8 8 9 7 8 9 14 8 5 7 8 10 9 8 10 7 14 8 9 8 9 9 9 9 10 5 5 14 a/ Dấu hiệu ở đây là gì? tìm số giá trị của dấu hiệu? Có bao nhiêu giá trị khác nhau? b/ Lập bảng “tần số” và nhận xét. Bài 3: (1 điểm) Điểm kiểm tra môn toán HK1 của học sinh lớp 7 được ghi lại như sau: 1 6 10 6 3 6 8 8 7 3 2 2 4 5 7 4 5 4 6 5 3 5 7 8 8 9 3 2 9 4 Lập bảng tần số và vẽ biểu đồ đoạn thẳng? BÀI 4: Thời gian giải một bài toán của học sinh lớp 7 có được như sau Giá trị (x) 3 4 5 6 7 8 Tần số(n) 5 7 10 12 6 5

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7. detective / parents / going / movie / this afternoon / we / see / with / are / a / our / to /.>we are going to see a detective movie with our parents this afternoon. 8. daughter / best /kinds /does /like /what /TV program / your / of?>What kinds of TV program does your daughter like best ? 9. showing /local cinema /is /horror film /the /a /there/ next week/ at.>There is a horror film showing at the local cinema next weekend. 10. went / she / stomachache / the doctor’s / an / Lan / because / awful / to / had.>Lan went to the doctor’s because she hadan awful stomachache. IX. Choose the best answer to complete these sentences 1. Ann says that she isn’t ... the life in the city. ( interested , used to , like, favorite) 2. When I saw her, I thought she looked ....( happy, happily, to be happy , at happy) 3. She used ...........up early every morning .( to get, getting, for getting, to getting) 4. Janet and I live quite near ............ each other. ( from, at , as , 0) 5. I’m a bit shy. I don’t ........... friends easily. ( take, do , win , make ) 6. Which is your house ?The one ( on right , on the right , at the right, on right hand.) 7. Avoid ............. a lot of sweets. ( eating, to eat, eat , for eating 8. Some scientists spend most of their lives ..... at rocks. (looking , look , to look , looked ) 9. The public library in the city has ........ of books (thousand, thousands, a thousand, two thousands ). 10. .....seeing beautiful sites, visitors can enjoy traditional food. ( According to , apart , together, as well as) 11. Ba has a lot of history books. He will .....Liz some. ( lend, borrow, give, get ) 12. I received a letter ........ you yesterday. ( of, by, from, for ) 13. He talked a lot.... you ( about, of, on, for) 14. People in Asia often drink ............... ( some tea, tea, the tea , many tea ) 15. Uncle Nghia sends postcards .......... Ba from the cities he visits ( at, to, for, from ) X/ Supply the correct forms of the verbs. 1. I’m afraid I not (be) quite ready. – never mind. I (wait) 2. Now I (understand) what you are trying ( say). 3. What you (think) Tom (do) ?- he (tell) the truth to his parents. 4. You(wait) a minute while I (look) through the test ? 5. After the party tonight I (speak) to you about your future job. 6. I hear you’ve bought a new house.- yes. I (move) in next week.- you (have) warmming party?. – not just yet. I ( paint) the house first. 7. Don’t make too much noise. I (try) to do this math question. 8. I’m just going out ( get) an evening newspaper 9. at the moment we (sit) in a café, we 9 wait) for the museum to open,so I (write) some postcards. 10. miss Hellen (help) as soon as she (finish) that letter. 11. you ( go ) abroad for your holiday? – well, I (get) a holiday job. 12. – you ( remember) to lock the door? – Oh, my God! I (forget). 13. did you remember ( book) seat ? – Oh, no I (forget)…I (telephone) for them now. 14. I (not,want) to meet Paul so when he went into the room. I ( leave). 15. you (like) this necklace? I (give) it to my sister for her birthday tomorrow. 16. He (live) in London for two years and then (go) to Edinburgh, now he (live) in Manchester. 17. you(know) why an apple (fall) down and not up? 18. I ( have) a cold. Yesterday I (feel) terrible, but I’m feeling better today. 19. if she ( try) her best, she ( get) high marks this exam. 20. we ( not, write) him since last week. (lm giup bai IX nha )