"Gắn Bó" là từ ghép phân loại hay tổng hợp nhanh

Question 16 London_________________________ an underground train system since the nineteenth century. It ______________in 1863, when Victorian engineers and workers __________________ the Metropolitan railway. A has had / started / has built B had / started / built C is having / started / built D has had / started / built Question 17 Tom ___________________abroad before. This is his first time. A didn't travel B hasn't travelled C has travelled D hasn't been travelling Question 18 He___________ his room for hours! I'm worried about him. Should we knock on his door? A left B hasn't been leaving C hasn't left D didn't leave Question 19 I ____________________ my homework yet. A have finished B didn't finish C finished D haven't finished Question 20 I _______________ Sarah last weekend. We ____________dinner. A have met / had B met / have had C met / had D haven't met / had Question 21 I _________________________________for 2 years. A am married B have married C have been married D married Question 22 My dad is a well-known writer. He __________________________ 3 best sellers! A writes B is writing C has written D was writing Question 23 I can't come to the movies with you. I ________________________my homework yet. A haven't finished B finished C didn't finish D am finishing Question 24 Paul ____________________________his favorite singer last summer! A meets B was meeting C has met D met Question 25 My best friend________________________me a pair of Nike for my birthday last year. A have bought B is buying C buys D bought

Viết 1 ĐOẠN văn tả cô giáo đang giảng bài Gấp ạ, xong trc 23h đêm nay giúp em nhé

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Phân tích các đa thức sau thành nhân tử x(y +1) + 3(y + 2y + 1) 10a (x + y) – 5y²(2x + 2x) (x – 3)² – (2 – 3x)² (x+ 1)³ + (x – 2)³ x² + 2xy+y² – 4 help me plz!!! cần gấp lắm ạ!!!

Bạn Hân làm một số bài toán trong ba ngày. Ngày đầu bạn làm được tổng số bài. Ngày thứ hai bạn làm được 20% tổng số bài. Ngày thứ ba bạn làm nốt 2 bài. Hỏi trong 3 ngày bạn Hân đã làm được bao nhiêu bài toán ? giup minh cau nay voi

5. Tìm y, biết y là số chia hết cho 2; 3; 5; 9 và 440 < y < 490 ​A. 450​B. 460​C. 470​D. 4807. Mẹ hơn con 27 tuổi. Sau 3 năm nữa, tuổi mẹ sẽ gấp 4 lần tuổi con. Tuổi của mỗi người hiện nay là: A. 9 tuổi; 36 tuổi B. 9; 36 C. 12 tuổi; 39 tuổi D. 6 tuổi; 33 tuổi he he

Vẽ avatar Tôi <3 P/S: Kím ngừi để avatar đôi <33 Ae trong bộ tộc điểm danh phát nào!!