Viết 1 đoạn văn ngắn từ 5-8 câu tả về quê hương em trong đó có sử dụng 1 số trạng ngữ và câu đặc biệt

nhanh lên nha!!!!!!!!!!!!

cho tam giac ABC can tai A. Duong thang song song voi BC cat cac canh AB, AC lan luot o D, E. Goi O la giao diem cua BE va CD. CM: a) Tam gac ADE can b) Tam giac OBC can

Dài nên mk lười!!!!!!!!

Tiếng Anh 7 I.Choose the word whose underlined part has different pronunciation from the others 1. A. celebration B. lazy C. take D. vacation 2. A. rehearses B. practices C. studies D. oranges 3. A. biology B. geography C. fly D. physics II. Choose the word that has different stress from the others 1. A. physics B. history C. music D. receive 2. A. dictionary B. chemistry C. cafeteria D. favorite 3. A. education B. horrible C. comfortable D. reference III. Choose the best answer A, B,C or D ( 2pts) 1. We learn about books and write essays in... A. Math B. English C. Literature D. History 2. We have… work and … money to spend in the future. A. a few / more B. fewer / a little C. less / more D. fewer / less 3. We need… the flowers in our garden everyday. A. to water B. water C. watering D. watered 4. His birthday is on the ________ of July. A. twelve B. twelveth C. twelfth D. twelf 5.We have two…breaks a day.A.fives–minute B.fives–minutes C.five–minutes D.five– minute 6. They have… English books than I. A. much B. many C. fewer D. less 7.The magazines are … the back… the library. A. at/ of B. on / of C. of / of D. at / at 8. He is ______________ in soccer because it is an ___________ sport. A. Interesting / interested B.interested / interest C.interested / interesting D.interest / interesting I. Give the correct word forms 1. I’m….in playing catch with my friends at recess. ( interest) 2. He likes Math. It’s his favourite subject ( favor) 3. The school yard is always ______________ at recess. ( noise) II. Give the correct verb forms. 1. They enjoy ( read )reading very much. 2.Don’t make noise! The baby ( sleep )is sleeping in the bedroom. 3.They usually ( paint ) paint their house blue. Read the passage carefully then do the task below. Hoa’s father, Mr. Tuan is a farmer. He works very hard on the farm. Every day he eats breakfast at six and starts work at six thirty. From this time to eight in the morning he feeds the chicken and collects the eggs. After that, he works on the farm with Mrs. Linh, Hoa’s mother. They grow lots of vegetables so they have to take care of and water them each day. They have luch at twelve and rest about one hour. They work again at one thirty until five in the afternoon. True ( T ) or False ( F ) : 1.Hoa’s father does not work hard. ……….. 2. He eats breakfast at 6 a.m ……….. 3. Hoa’s parents have lunch at twelve and rest about one hour. ……….. 4. They work again at two thirty until six in the afternoon. ……….. Answer the questions:1. What does Mr.Tuan do? ___________________________________________________________ 2. What time does he start work ? ___________________________________________________________ 3. What do they grow? ___________________________________________________________ I. Rewrite the following sentences as directed. 1.How about going to the zoo? => Let’s ___________________________________________________ 2. Tim’s father has more vacations than Tuan’s father. =>Tuan’s father_____________________________________________ 3. The milk is very delicious. =>What____________________________________________________ II. Complete these sentences , using the words provided. 1. It / take / us / one hour / finish this work. ________________________________________________________ 2. The students / learn / English / in the classroom / now. ________________________________________________________

ta có: EF//BD

FB//ED 

suy ra; EB=ED; EF=BD

mà DB=DC suy ra EF=DC

6F1=^B( 2 góc đồng vị)

^B=^D1( 2 góc đồng vị)

suy ra ^F1=^D1

ta có: ^E1=^D2(2 góc đồng vị)

^C=^D2( 2 góc đồng vị)

suy ra ^E1=^C

xét tam giác CDE và tam giác EFA có:

EF=DC(cmt)

^F1=^D1(cmt)

^E1=^C(cmt)

suy ra tam giác CDE=tam giác EFA(g.c.g)