Câu 1: giải thích tại sao ở các đô thị lớn tại nơi nước ô nhiễm thường không có thuỷ tức sinh sống ? Em cần làm gì để bảo vệ động vật ruột khoang sống trong nước ?

bài này ạ nhanh thật nc chương 1 là về // , vuông góc , SLT , TCP , DV chương 2 là định lí tam giác ạ

Cho tam giác ABC. Dựng về phía ngoài của tam giác các hình vuông BCEF, ACGH, ABIK lần lượt có tâm đối xứng là M, N, P. Gọi D là trung điểm của AB. Nhận xét nào sau đây sai? A. Tam giác ACE là ảnh của tam giác GCB qua phép quay tâm C góc alpha= -90độ B. Tam giác DPN là ảnh của tam giác DAN qua phép quay tâm D góc alpha =90độ C. Hai đoạn AM và PN vừa vuông góc với nhau vừa bằng nhau D. Tam giác DBM là ảnh của tam giác DAB qua phép đối xứng trục DP => Giúp mình với mn-.-

Hãy phân tích các số A , B ra thừa số nguyên tố: A=4² .6³ B=9².15²

ertyuioppouytssdfghjkl;hgrffgthyjk,kjhgfgbn

Calli: " /Em lo roi nuoc mat roi.../ " Y/c: - Tradi - Không ô li, ko kẻ ngang - Kị tất cả loại giấy có kẻ, có chấm - Tone đen có màu nền - Nhận màu nước ( Màu sáp, màu chì ko tài trợ cho chương trình ) - Ko digi nha!! - Ko vi phạm luật - Viết có tâm hộ tui ______________________________

Câu 1 I _________English here since I graduated from university. A teach B taught C have taught D am teaching Câu 2 A___________ piece of clothing has no sleeves. A sleeve B sleeveless C sleeves D sleeved Câu 3 Circle the word of which the sound is stressed differently from the others A primary B religion C optional D separate Câu 4 They began to live here a week ago. A They’ve begun to live here a week ago. B They have lived here for a week. C They’ve begun to live here for a week. D They have lived here for a week ago. Câu 5 Circle the word of which the sound “i” is pronounced differently from the others A time B religion C primary D comprise Câu 6 I wish Susan _________harder for her coming examination next week. A will work B worked C has worked D would work Câu 7 It’s a pity he doesn’t know French. A He wishes it was a pity he didn’t know French. B He wishes he didn’t know French. C He wishes it was a pity he knew French. D He wishes he knew French. Câu 8 At the _________ to the village, we saw the accident. A enter B entering C entrance D enters Câu 9 They have to change the day of the meeting again. A The day of the meeting has to be changed again. B The day of the meeting has been changed again. C The day of the meeting is had to change again. D The day of the meeting have to be changed again. Câu 10 Some designers have printed lines of ______ on the ao dai A poetry B poet C poetic D poem Câu 11 Most heart attacks _________ by blood clots. A cause B are caused C were caused D caused Câu 12 The children couldn’t go swimming because the sea was rough. A The sea was rough so the children couldn’t go swimming. B The sea was too rough to go swimming. C The sea was rough enough for the children to go swimming. D The children couldn’t go swimming so the sea was rough. Câu 13 Circle the word of which the sound “ed” is pronounced differently from the others A divided B prayed C arrived D seemed Câu 14 Her religion is Islam, so she often goes to the _________to pray. A church B pagoda C temple D mosque Câu 15 HCM City is a busy _______ city. A modern B modernize C modernized D modernization Câu 16 Circle the word of which the sound “ed” is pronounced differently from the others A booked B missed C worshiped D dreamed Câu 17 The boy can’t speak to the visitors in English. A The boy wishes he couldn’t speak to the visitors in English. B The boy wishes he would speak to the visitors in English. C The boy wishes he could speak to the visitors in English. D The boy wishes he didn’t speak to the visitors in English. Câu 18 I can’t go to the movies with you ________ it rains heavily. A because B but C and D so Câu 19 I’m afraid I haven’t got time to listen to you. A If only I had time to listen to you. B I wish I had got time to listen to you. C I wish I were too free to listen to you. D If only I hadn’t got time to listen to you. Câu 20 I haven’t eaten this kind of food before. A I last ate this kind of food before. B This is the first time I’ve eaten this kind of food. C I didn’t eat this kind of food before. D I ate this kind of food once.

chú ý câu 3: tình yêu thương mẹ của chú bé Hồng trong truyện ngắn trên

Bài 9:Hoàn thành các Câu sau với dạng so sánh hơn của các trang từ trong ngoặc: 1.I/ play/ tennis/ badly/ Tom. 2.The Australian athlete/run/ slowly/ the Korean athlete. 3.Cats/ walk/ quiet/ dogs. 4.James/ reply/ swiftly/ Peter. 5. The tiger/ hunt/ ferociously/ the wolf. 6.Your idea/ work/ well/ mine. 7.I/ eat/ vegetables/ often/ I used / to. 8.Today/ you/ perform/ badly/ yesterday.

Đề thi giữa học kỳ I môn toán ,Giao Thủy,Nam Định