didn't call her up 2 days ago. I haven't Did you finish the test an hour ago? Have I started playing tennis last year. I've I haven’t seen him for a week It’s When did you first see her? How long She didn't learn hard in 2005. She hasn't He has used the computer since he was 19 He began Peter has watched that film since last month It’s The boys began playing soccer a year ago. The boys have Has Dad worked here since I was born? Did The last time We saw her was 2 months ago We haven ‘t Tom did not work here when I met him on the street Tom has This is the first time he forgot his bag He has Haven’t you used this car for a long time ? Did you Is it the first time your father drunk that wine Is your father? This car is the most mordern I’ve used I’ve It’s four years since I learnt in Hoa Lien school I have She last wore that dress at her sister’s wedding she hasn’t

Nhà bà lan có 87 con vịt.Bà bán đi 34 con.Nhà Bà còn ? con.

Giúp mik nhanh nha . Xin các bạn!!! Đừng spam , chép mạng nhé!!

Mn giúp mik với ạ Bằng các dụng cụ như: chai nhựa (chai nước lọc), giấy bạc bọc thức ăn, dây đồng (lấy từ dây điện) hãy thiết kế dụng cụ dò điện tích trên các thiết bị điện.

Cần giải bài 2 gấp ạ ai làm nhanh e vote 5* ạ

Tìm lỗi sai trong mỗi câu, khoanh tròn A, B, C hoặc D và sửa nó 1. Dolphins can't live in polluted water. They live in clean water. A B C D 2. I love football and I've got a collection of football sticker A B C D

Làm hộ mình với mình cần gấp bài 5 thank

2 tính giá trị biểu thức a. 619,52 - 0,52 nhân [ 9+ 11] b. 619,52 - 0,52 nhân [ 9+11]

Giúp mình bài 3 với ạ🥺 mình cần gấp

Chứng minh đẳng thức : -a.(c-d)-d.(a+c)=-c.(a+d)