Mn giải giúp vs ạ .... Trong một lượt bắn cung An có 7 mũi tên biết xác suất bắn trúng bia là 50%, những mũi tên trúng vào bia có 20% khả năng trúng hồng tâm. Nếu bắn trúng hồng tâm An sẽ thắng nếu không An cần 3 mũi tên trúng bia để chiến thắng. Hỏi xác suất để An chiến thắng chỉ với 1 lượt bắn

L Matching (2ms) LEUSION 2 A a.Do b.Raise c.Grow d. Play e. Write E.Take care of 1. sick people 2. to school 3. the house work 4. in a primary school 5.vegetables 6. cattle 7. soccer 8. for a newspaper g.Teach h.Go II. Read the text and answer the questions(2ms): Nga lives in the city with her parents. She lives at 12 Nguyen Trai street . Her telephone number is 8 290 374. On her next birthday ,July 1" .Nga will be 14. She will invite some best friends to her birthday party .The party will start at 5 o' clock and finish at 8 o' clock Questions: a. Who does Nga lives with? b. What is her telephone number? c.How old is she now? d. What time will the party start? IIL.Complete the sentences, use the correct form of the verbs in the brackets(2ms) a.Mai (to visit, will visit, visits, visiting) her grandmother next Sunday. b.He (to grow, grows, grow, growing) vegetables on the farm c.They (are going to paint, are painting, paint, painting) the house tomorrow. d. I (do, to do, doing, am doing) my homework now. IV. Listen and write the telephone numbers (2ms) a.- b. d--- V.Rewrite these sentences into exclamations(2ms) a. The boy is clever 0.ine urcsses ure

Câu 1 Playing/ volleyball/ interesting. A Playing volleyball are interesting. B Playing the volleyball is interesting. C Playing volleyball is interesting. D Playing the volleyball are interesting. Câu 2 They ____________ the fencing competition last year. A win B won C wins D will win Câu 3 Students/ do/ lot of/ outdoor/ activity. A Students do a lot of outdoor activities. B Students does a lot of outdoor activities. C Students doing a lot of outdoor activities. D Students did a lot of outdoor activities. Câu 4 racket/ We/ badminton/ need/ play/ to/ a. A We racket to need a play badminton. B We racket to play need a badminton. C We need a racket to play badminton. D We to need a racket play badminton. Câu 5 Last weekend, my friends and I _________ a football match. A watch B watching C watched D watches Câu 6 play/ out/ and/ Go/ with/ friends/ your. A Go and play out with your friend. B Go out and play with your friend. C Go play with out and your friend. D Go with your friend and play out. Câu 7 Annie love doing sports. She’s ___________. A hungry B happy C funny D sporty Câu 8 Yesterday, he _________ judo for 3 hours. A went B did C got D played Câu 9 What/ sports/ you/ like/ do? A What sports do you like? B What do you like sport? C What like do sport you? D What do like you sport? Câu 10 __________ is a running race of over 26 miles. A marathon B weightlifting C boxing D athletics ai làm sai mik báo cao và 1 sao

đề : fill in the blanks with some or any 1) I have ............... pictures 2) Mrs. lan doesn't have............ children 3) She doesn't want......... meat 4) Would you like .............. coffee giúp mik vs ạ

Tìm lỗi sai và chữa lại Anh 8 Helppppp

Tìm y: a) 30 :y +15 :y = 90 b) 25 ×y -10 ×y = 45

Câu 5. Hai số nguyên a và số nguyên b đối nhau khi: A. a – b = 0 B. a + b = 0 C. b – a = 0 D. Cả ba câu trên đều đúng.

Lầm hộ mk vs làm nhanh vote5*+ctlhn

Giúp mình với mình đang cần gấp

$f(x)=(3-m)x^2-2(m+3)x+m+2$ Tìm m để: a/f(x)=0 vô nghiệm b/ f(x)=0 có 2 nghiệm c/ f(x)=0 có 2 nghiệm dương phân biệt d/ f(x) ≤ 0 (∀x ∈ ℝ) Mọi người chỉ cần làm mình câu a/ thôi ạ. Mấy câu còn lại cho mình công thức để làm.