Choose the best answer.( làm đủ 8 câu ạ) 1.Teacher:(stand up/ standding up/ sit downt/ sitting downt) Students: Good morning, teacher! Teacher: Good morning, students! 2. Don't___(be/ being/ beenChoose the best answer. 1.Teacher:(stand up/ standding up/ sit downt/ sitting downt) Students: Good morning, teacher! Teacher: Good morning, students! 2. Don't___(be/ being/ been/ all)late for school 3.___ your music, please. It's a little noisy. 4. Please___ more loudly. 5. ___(travel) alone. It's very dangerous. 6. Please___ your book. The class is over. 7. This is the hospital.___ here. 8. If you have any question, please ___ your hand.

Viết bài văn phân tích về tình hình dịch bệnh covid-19 .Mọi người làm hết sức giúp mình với nhé Giúp mình với mình sắp thi cuối cấp rồi mọi người ơi

vẽ hộ mình nhé lưu ý : vẽ xong viết tên tài khoản kế bên hình vẽ

Read about different places in Vietnam and decide where these people should go. Fill in each gap in the sentences with a name of place. a. Sophia loves mountain-climbing. She must go to……………………………… b. Antony likes studying war-time tunnels in Vietnam. He should go to ……………………………………….. c. Yoko is from Japan and she enjoys visiting pagodas. She should visit ……………………………………….. d. Thomas wants to spend his summer where he can swim and sunbathe on the beach. He can go to ……………………………………….. e. Goya is a painter and he want to paint some beautiful lakes in Vietnam. Goya should go to ……………………………………….. f. Kenneth is studying Vietnamese resistance war against the French. He must go to ………………………………………..

Câu 1: Kể tên các loại chùm sáng đã học và biểu diễn chúng bằng hình vẽ Câu 2: Nêu đặc điểm của mỗi loại chùm sáng. Câu 3: Hãy tìm các nguồn sáng phát ra chùm sáng phân kì. Câu 4:Dựa vào định luật truyền thẳng của ánh sáng, em hãy đề xuất một phương án để đóng các cột hàng rào cho thẳng hàng. Câu 5: Ở gần các mỏ đá, thông thường người ta thấy nhà cửa rung chuyển sau đó mới nghe tiếng nổ mìn. Tại sao vậy?

I/Chia động từ dưới đây cho phù hợp. 1. Where (be)……..you yesterday? I (be)………….. in Hai Duong town. 2. What ………he (do)…………now? He (water)……………….. flowers in the garden. 3. What …………she (do)……….? She (be)……………a teacher. 4. Where …………you(work)…………….. recently? 5. At the moment, my sisters (play)…………volleyball and I (listen)…………to music. 6. Keep silent! I (listen)………………to the radio. 7…………….you (play)………………badminton now? 8. Every morning, my father (have)……………a cup of coffee. 9. How ………....your sister (go)………….to school last week? 10. What time………….they (get up)……………everyday? II/xếp lại câu cho hoàn chỉnh. 1. she / not / seen/ has /him/ lately. ➤ ______________________________ 2. we / not / meet /them / did/ yesterday. ➤ ______________________________ 3. you / understand/ Do/ the question? ➤ ______________________________ 4. They / well / worked/ last week. ➤ ______________________________ 5. David / some / wants /coffee. ➤ ______________________________ 6. she / having/ dinner /is/ now. ➤ ______________________________ 7. How/ she / go to her Chinese class/does/ every day? ➤ ______________________________ 8. what/ you / do/ did/ last night? ➤ ______________________________ 9. has / she / since/ lived/last year / here / ? ➤ ______________________________ 10.She/not/was/at home/ yesterday ➤ ______________________________

(3x-6)(7-10x)=0 giúp em đi bà con

Như nứoc đại Việt tả từ trc Vốn xưng nền văn minh đã đâu Xác định nội dung đoạn trích

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Fill in each gap with one word from the box area impact around bay climate sizes prehistorical found including years geology cultures ago center share events Ha Long Bay is a UNESCO World Heritage site located in Quang Ninh province, Vietnam. The (1)______________ has thousands of limestone karsts (or limestone caves) and isles in various (2)______________ and shapes. Ha Long Bay is a (3)______________ of a larger zone which includes Bai Tu Long bay to the northeast, and Cat Ba islands to the Southwest. These larger zones (4)______________ similar geological, geographical, (5)______________ and cultural characters. Ha Long Bay has an area of (6)______________ 1,553 km 2 , including 1,960 islets, most of which are limestone. The core of the bay has an (7)______________of 334 km 2 with a high density of 775 islets. The limestone in this bay has gone through 500 million (8)______________ of formation in different conditions and environment. The evolution of the karst in this bay has taken 20 million years under the (9)______________ of the tropical wet climate. The diversity of the environment, climate, (10)______________ and geography in the area have created biodiversity, (11)______________ tropical evergreen biosystem, oceanic and seashore biosystem. Ha Long Bay is home to 14 endemic floral species and 60 endemic faunal species. Historical research surveys show the presence of (12)______________ human beings in this area ten of thousands years ago. The successive ancient (13)______________ are the Soi Nhu Culture around 18,000-7,000 BC, the Cai Bo Culture 7,000-5,000 BC and Ha Long Culture 3,500-5,000 years (14)______________. Ha Long Bay also marked important (15)______________ in the history of Vietnam with many artifacts (16)______________ in Bai Tho Mount, Dau Go Cave, etc.