IV. Đọc đoạn văn sau và chọn cây trả lời thích hợp nhất cho mỗi câu hỏi. Dear Sally, Thanks for your e-mail. I'm sorry for not replying sooner, but I've been very busy. I had a math exam today. I'm not very good at math, so I had to do a lot of revision for it. I'm waiting for my results. I won't get them until a week or two later. Now I am free! This evening I'm going to listen to a new CD that my Mom bought for me today. We went to the shop together after my exam and she said she was pleased with me because I had worked so hard for the exam. I hope she will also feel the same when I get my results. How are things with you? Have you got used to the new school yet? I like the photos you sent me. Is that the skateboard you have just bought? Aren't you afraid of falling off? I look forward to your next message. Bye for now, Natasha 26. Why was Natasha's mother pleased with her? A. Because she had studied hard for the exam B. Because she is not so good at math C. Because she had helped Mon a lot with the housework D. Because she got good marks in the exam 27. What did Natasha's mother buy for her? A. a CD player B. a new CD C. a skateboard D. some latest music 28. 28. Natasha apologizes to Sally for … A. replying too soon B. not coming sooner C. not replying sooner D. not replying 29. Which is NOT TRUE according to the letter? A. Natasha studies math very well B. Natasha had to take an exam today C. Natasha is no longer busy now D. Natasha had to study a lot for the exam 30. Natasha is looking forward to … A. receiving Sally's photo B. hearing from Sally soon C. seeing Sally soon D. meeting Sally V. Đọc đoạn văn sau, chọn đáp án thích hợp nhất để điền vào mỗi chỗ trống. The Internet has rapidly developed and become part of our daily life. It's a very fast and convenient way to get information. People use the Internet …(31)… many purposes: education, communication, …(32)… and commerce. The Internet helps people communicate with friends and relatives by …(33)… of email or chatting. However, the Internet has limitations. It is time - …(34)… and costly. It is also dangerous because of viruses and bad programs. On the other hand, Internet …(35)… sometimes have to suffer from various risks such as spam or electronic junk mail and personal information leaking. So while enjoy surfing, be alert! 31. A. in B. to C. at D. for 32. A. entertain B. entertaining C. entertained D. entertainment 33. A. means B. mean C. meant D. meaning 34. A. consuming B. consumer C. consumed D. consume 35. A. user B. use C. users D. using VI. Chọn câu viết lại thích hợp nhất cho mỗi câu sau. 36. It's a pity that I don't have her phone number. A. If only I have had her phone number. B. I wish I didn't have her phone number. C. I wish I had her phone number. D. A & C 37. He is the tallest boy in the group. A. Everyone in the group is as tall as him. B. He is taller than some boys in the group. C. No one in the group is shorter than him. D. No one in the group is as tall as him. 38. The man is my brother. You saw him on TV this morning. A. The man who saw you on TV this morning is my brother. B. The man you saw on TV this morning is my brother. C. The man whom you saw on TV this morning is my brother. D. B & C. 39. He failed the exam because he was lazy. A. He failed the exam, so he was lazy. B. He was too lazy that he failed the exam. C. He was lazy, so he failed the exam. D. He was lazy because the failed the exam. 40. He is overweight because he eats too much fatty food. A. If he eats too much fatty food, he'll be overweight. B. If he ate too much fatty food, he'll be overweight. C. If he eats too much fatty food, he would be overweight. D. If he didn't eat too much fatty food, he wouldn’t be overweight.

33. for/ the poor/ should/ we/ but/ provide/ employment/ not money/. 37. She is always talking noisily. →if 38. Barcelona comes from Spain. It won the Champions' League. →Barcelona, which won 39. People celebrate Tet in Viet Nam in late January or early February. →Tet 40. The last time we met each other was in 1999 → We have 34. for/ 40 per cent/ electricity bill/ accounts/ cooking/ of our/./ 35. as long as/ I don't care who/ you are good/ you're from/ you are/ and wherel. 36. you will easily pass/ try your/ the final examination/ best and/ . 33. I could/ I cannot/ I wish that/ fly but/./ 34. of his inability/ ,/ he chooses/ in the USA/ to speak English/ in spite/ to livel./ 35. from being infected/ I suggest everyone/ to prevent themselves/ wear masks/ with Covid-19/./ 36. or you won't/ so lazy/ pass the entrance examination/ stop being/./

Hộ mình với phải có Sự giải thích nhé!

Câu nói "Không có gì quý hơn độc lập, tự do" là câu rút gọn hay câu đặc biệt? Tác dụng của cách nói đó là gì?

giải hộ mik vs ai giải nhanh vs đúng mik cho người đó ctrlhn

Giúp mình 3 bài này với !!! 🥺🥺🥺

oke nhé giải thích các mẹo ta nhé

Làm thế nào để làm được các bài toán giải bài toán bằng cách lập phương trình LỚP 8 ? ❌Không trả lời là Bước 1: Đặt ẩn... Rồi lại bước 2 tìm điều kiện của ẩn rồi lại bước 3 giải phương trình.....nhé! => Nói thể không hiểu (Theo ý kiến cá nhân, dễ hiểu hộ tui cái, mn hiểu thế nào thì hướng dẫn tui như vậy. Hoặc có thể là mn ví dụ một bài toán cho tui và HƯỚNG DẪN TỪNG CÁCH LÀM MỘT). Phải chính xác. Tui sẽ hỏi chi tiết dưới phần bình luận của mn nữa ạ, nên là mn phải chắc chắn là mình có hiểu bài mới được giải thích cho tôi. Ghét nhất những thể loại spam (Với câu trả lời này, tui cần mod hoidap hỗ trợ hay là một chuyên gia toán ý ạ)

Một thanh nhôm và một thanh thép ở 0 ° C có cùng độ dài là l0 . Khi nung nóng tới 100 ° C, độ dài của hai thanh chênh nhau 0,8 mm. Xác định độ dài l0 của hai thanh này ở 0 ° C. Cho biết hệ số nở dài của nhôm là 24. 10 - 6 K - 1 và của thép là 12. 10 - 6 K - 1

số tự nhiên có hai chữ số bé hơn 40 mà tổng các chữ số bằng 8 và tích các chữ số bằng 15