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han2711
2 năm trước
1. Người ta làm một bể bằng tôn (có nắp) dạng hình họp chữ nhật có chiều dài 1,8m; chiều rộng 1,5m và chiều cao bằng 2/3 chiều dài. Tính diện tích tôn dùng để làm bể đó (không tính mép hàn). 2. Một bể nước dạng hình hộp chủ nhật có kích thước ở trong lòng bể là : chiếu dài 2,1m, chiều rộng 1,4m, chiều cao 1,5m. Khi bé đáy nước người ta mở vòi cho nước chảy ra, mỗi giờ chảy được 560l nước. Hỏi sau 1 giờ 45 phút, trong bể còn lại bao nhiêu mét khối nuớc ? Giải hộ e 2 bài này với ạ
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Exercise 1: Read and complete the sentences with suitable words/ phrases in the text. LONDON TAXI Robert is a taxi driver in London. He works six days a week. He can starts and finishes his work at any time he wants, as long as he works enough hours during the day. As London is a very busy city, sometimes he works overtime on a Saturday, which is good as it means extra money. Driving a taxi is difficult and dangerous. Traffic in the city is often slow because of accidents and construction sites which drivers have to go around. When it rains or snows, the roads are very difficult to drive on. Robert sometimes never gets paid especially when he has to deal with drunk passengers. Most of Robert’s passengers are friendly and tip him generously. Robert likes his job, but lately he has been suffering with backache. He is wondering if he is old. 1. Robert is working as a ......................... 2. Robert starts and ends his work at ......................... he wants. 3. When working overtime, Robert gets ......................... 4. Taxi-driving in London is difficult and ......................... 5. Traffic in London is low because the taxi drivers have to ......................... the accidents and construction sites. 6. When Robert deals with ........................., he does not get paid. 7. Robert is tipped generously by his ......................... 8. Recently, Robert has been suffering with .........................

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