Hoàn cảnh ra đời bài thơ Cảnh khuya _Hồ Chí Minh

Một cano đi xuôi từ A đến B cùng lúc một người đi bộ cũng đi từ A đến B. Cano đi được 24 km rồi quay lại được một lúc thì gặp người đi bộ tại điểm cách A 8 km. Tính vận tốc của cano khi nước yên lặng biết vận tốc dòng nước và người đi bộ đều bằng 4km/h

Cho hàm số y = ax² A. Tìm hệ số a của hàm số : y = ax² biết đồ thị hàm số của nó đi qua điểm M (-1;-2) B. Vẽ đồ thị hàm số ở câu a

Oxit có công thức của nguyên tố X có công thức X2Ox.Phân tử khối của oxit là 141 dvc . Xác định X

Would you (like / love / want) to go with me? I’d love to. Her mother (left / leave / is leaving) this city two years ago They enjoy (tell / telling / told) jokes. The children are old enough to look after (themselves / herself / ourselves) We ought (put / putting / to put) the wardrobe opposite the bed. You’ll have to cook dinner (yourself / myself / ourselves) They’ll arrive (in / on / at) Monday, 11th July We must be there (at / after / between) 7.30 and 9.30. They want to know (why / where / what) she left early. Don’t go (outside / inside / into). It is too dark. Our team won the game because they played very (well / good / bad) His parents are always proud (on / of / about) him. She asked her children (stop / to stop / stopping) playing. I know you worked really (hard / hardly / good) this semester. Mary was born in France. French is her (foreign language / mother tongue / second language) Do you want (become / to become / becoming) a singer. They have studied (to / for / since) six o’clock. She has (written / write / written) over 50 pages since yesterday. Airmail is (like / as / more) expensive than surface mail. (How / How long / When) have you lived in this town? For 20 years. He does exercises every day(so as to / in order / so that) improve his Math. I’m going to Hanoi (at / in / on) January. What are you doing? I’m looking at (myself / herself / himself) II . Choose the word or phrase that best complete each sentence. 1- The children are old enough to look after ______ A . themselves B. ourselves C. herself D. himself 2-He isn’t_________get married. A .enough old to B.old enough to C .enough old for D. old enough for 3- We -------- to go to the market and buy something for dinner. A.must B. should C. ought D. have to 4. I’ll see you……….. Sunday , April 1st . A. in B. on C. at D. between 5. My friends worked really………. this semester. A. hardly B. hard C. very hardly D. bad 6. Tuan hates ……….. computer games all day A. play B. to play C. playing D. plays 7. My father used……….. us to the zoo when he was alive.

Chứng minh rằng đời sống của chúng ta sẽ bị tổn hại rất lớn nếu mỗi người không có ý thức bảo vệ môi trường sống

Em hay viet doan van khoang 12 cau trinh bay suy nghi cua em ve tinh do ki trong cuoc song

co 20 cau trac nghiem thoi cac ban lam ho mk nha Circle the letter A, B, C or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions: 1. A. evacuate B. extensive C. rescue D. forest 2. A. trap B. rage C. shake D. earthquake 3. A. erupt B. tsunami C. mudslide D. public Circle the letter A, B, C or D to indicate the word that has different stress from the other three in each of the following questions: 4. A. technology B. geography C.biology D. bibliography 5. A. zoology B. psychological C. psychology D. biography 6. A. typhoon B. volcano C. hurricane D. tornado 7. A. destroy B. erupt C. collapse D. scatter 8. A. sociology B. astrology C. ecologyD. geography Choose the best answer A, B, C or D to complete the following sentences 9. They tried to find………… from the rain A. homes B. places C. shelter D. buildings 10. The volcano could …………..at any time. A. erupt B. strike C. hit D. rage 11. ………….from the explosion was flying all over the place. A. Supplies B. Buildings C Shelters D. Debris 12. Three hundred people were …………….by the earthquake. A. destroyed B. rescued C. homeless D. saved 13. We became…………by the rising floodwater. We couldn’t move to anywhere else. A. rescued B. trapped C. reported D. evacuated 14. After the typhoon, they had to move into ……….accommodation where they would stay in 10 days. A. permanent B. quick C. personal D. temporary 15. Villagers………..before the volcano……….. A. had already evacuated / had erupted B. had already evacuated / erupted C. has already evacuated / erupted. D. were already evacuated / had erupted 16. Tsunamis……….when the sea floor suddenly………. A. is caused/ moveB. was caused/ moved C. has been caused/ moved D. can be caused/ moves Mark the letter A, B, C, or D to indicate the words CLOSEST in meaning to the underlined words in each of the following questions 17.Hundreds of buildings were destroyed when the earthquake hit the city A. were built B. were bought C. were damaged D. were sold 18. The rescue workers set up a camp to provide aid for the flood victims A. supply help B. take help C. take shelter D. evacuate Mark the letter A, B, C, or D to indicate the words OPPOSITE in meaning to the underlined words in each of the following questions 19. They managed to run out of the house into the street before the walls collapsed A. took off B. took out C. got into D. got out of 20. People without homeswill be provided with temporaryaccommodation. A. immediateB. permanent C. suddenD. provisional

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