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Đang cần gấp lắm ạ nghỉ lâu quên hết kiến thức luôn rồi 😞

thật nhanh giúp mik nhé,mik cần gấp vẽ hình nha

Tìm tập xác định của hàm số a. y = tan2x + cotx b. y = $\frac{1 + tanx}{tan2x}$

I. Choose the best answer to complete each other. 1. _________________ is my seat here. Yours is at the back of the class. A. This B. That C. These D. Those 2. Excuse me! Are ________________ your dogs over there? – No, I haven’t got any dogs A. this B. that C. these D. those 3. Are ______________ your car keys, sir? – Oh, yes. Thank you very much A. they B. these C. those D. we 4. Hi, Philip. How are you? ___________ my children. __________ is Thomas and ___________ is Anna - Hello, Thomas. Hello, Anna. A. these / this / this B. these / this / that C. those / this / that D. those / that/ this 5. James, James. _____________ is for you.– Thank you so much. I love you, Mom. A. These toys B. That toy C. This toy D. Those toys 6. Look at _______________ over there! He has got cool hair. A. this boy B. that boy C. these boy D. those boy 7. ____________ my children over there in the park A. This is B. That is C. These are D. Those are 8. Look at __________ photos of my family in the holiday. This is my Dad, my Mom, my sister and me. A. they B. those C. these D. their 9. Are ____________ glasses here _____________, Susan? – Yes, they are mine A. these / yours B. these / your C. those / yours D. those / your 10. Is _____________ man over there okay? Is he all right? A. this B. that C. these D. those

14 she...that film before (see) 15 My mother...this shirt yesterday ( buy) 16 Ba... ten exercises since he came here ( do) 17 We... swimming twice a week (go) 18 They... their work ( already / finish) 20 I...at 10 o'clock last night ( sleep) 21 I promise I... harder ( learn) 22 The baby's eyes are red and wet. She...(cry) 25 He... her a letter four days ago ( send) 26 Nam and Ba...a bath yet ( not take) 27 They...a new house recently ( build) 28 We..Math and Literature tomorrow ( have) 29 I...him when he was riding to school ( see) 30 I will pay it back to you when I... tomorrow ( come) 31 My father...a magazine while my brothers were watching TV( read) 32 Mr Peter..for this company since he moved to London ( work) 33 The match...when we arrived the stadium (already / begin) 34 They... dinner after they had taken a bath ( eat)

mn ơi mọi người có thể giúp e làm gấp đc ko ạ,, e cảm ơn >.< mai e phải nộp r ạ

Vì sao cái nhìn của hoàng tử bé về con cáo lại khác với cái nhìn của mọi người? Bài : Nếu cậu muốn có một người bạn

Phân tích tác dụng của một biện pháp tu từ trong hai dòng thơ sau: Chúng dẫm đạp lên dáng hình đất nước Một tấc biển cắt rời, vạn tấc đất đớn đau

bài 1:tính 562+546-583=? 543+556+56=? 56:2x3=? GIÚP VỚI NHA!