1. We often clean and decorate our house______ Tet holiday

 A. at         B. on          C.in           D. after

2.This_____ is so beautiful.Look at her colorful wings!

 A.chimps     B. tiger      C. butterfly        D.fly

3. I______how to swim when I____seven

 A.learn - was     B.learns-am     C.learning - are   D.learnt-was

4.Ross has got_____.He has a very high temperature

 A. a cough      B.a sore throat     C. a stomachache    D. the flu

5. Jane's father____ the gardening at the moment.

 A. does      B. is doing     C. did       D. done

6. Would you like _________tea?

 A. some     B. any    C.many    D.much

7. I do not like kids because the always __ a lot of noise

 A. go      B. make    C.talk     D. give

8. Yesterday, Lily's boyfriend ___ a bouquet of roses even though she is allergic flowers

 A. buy      B.buys      C. buyed        D.bought

9. Adolescent dogs love adventures and often look for___

 A. food     B.attention     C.risks       D.partners

10.My mother is into____yoga and___running

 A. paly-play     B.do-play         C.doing-doing    D.playing-doing

11.She got_____at a very yougn age

 A. up       B.clever      C.succesful         D.married

12. When____you born?    - I____born in 2010

 A. are-was      B.was-was    C.were-am    D.were - was

13._____come from Africa . They eat leaves from the top of trees

 A.Tigers      B.Lion        C. Zebras        D.Polar bears

14.We don't have___milk left . We need to buy____.

 A.some-any      B.some -some    C.any -many     D.any - some

15. My friends _____to Da Nang this month .

 A. are going     B.not going     C. go       D. going

a) 4/5 . (7/2 +1/4)^2

b) |-3/8| . 27 1/5 - 51 1/5 . 3/8 + 19

c) (2/3 - 7/15) : (2/3 - 2/5)^2

d) -19/3 . 14/4 - 25/4 . |-19/3| + 4 4/3

a) 3/8 . 19 1/3 - 3/8 . 33 1/3

b) 21/47 + 9/45 + 26/47 + 4/5

c) 13/25 + 6/41 - 38/25 + 35/41 - 1/2

d) 12,5 . (-5/7) + 1,5 . (-5/7)

Cho ΔABC có AB = AC. Gọi M là trung điểm của BC

a) Chứng minh ΔABM = ΔACM

b)Lấy H thuộc tia đối của BM, K thuộc tia đối CM sao cho BH = CK. Chứng minh ΔABH = ΔACK

GIÚP MÌNH VỚI

TÍNH GÓC X ; Y