Ex 1: Rewrite the folowing sentences with "WISH"

1. I'm not very clever

--> I wish.....................................................................

2. There isn't a playground in my neighrbood

--> We wish....................................................................

3. She doesn't have many friends here

-->She wishes....................................................................

4. It rains so often here

--> I wish..........................................................................

5. I cannot go to the match this evening

--> I wish............................................................................

6. I live far from the school

--> I wish..................................................................................

7. I don't know how to cook

--> I wish....................................................................................

8. He cannot play football with his friends

--> He wishes................................................................................

Ex 2: Rewrite the folowing sentences with the words provided

1. I'm sorry I don't have a call phone

--> I wish.......................................................................

2. I'm sorry I cannot speak English well

--> I wish .............................................................................

3. It's a pity you can't join the trip

--> I wish..........................................................................

4. It's a pity books are so expensive

--> I wish...........................................................................

5. Hoa is sorry that she isn't living with her parents in Hue

--> Hoa wishes.......................................................................

6. Hung hates having to go to school on Saturdays

--> Hung wishes ...................................................................

7. I'm sorry I don't know anything about computer

--> I wish..................................................................................

8. It's pity there isn't a library in my village

-> I wish....................................................................................

9. I'd love to live near the sea

--> I wish .............................................................................

10. It's a pity I cannot play the guitar

--> I wish...............................................................................

Cho parabol (P): y = -x² và đường thẳng d: y = 2mx – 1 với m là tham số.

a) Tìm tọa độ giao điểm của d và (P) khi m = 1

Cho Δ A B C ∽ Δ A ' B ' C ' theo tỉ số đồng dạng 2. Gọi AM và A'M' lần lượt là các đường trung tuyến của tam giác này. Khi đó tỉ số A M A ' M '  bằng

A. 2

B.  1 2

C.  1 4

D. 4

Thế nào là độ biến dạng của lò xo? Kí hiệu độ biến dạng lò xo như thế nào? Nêu công thức tính độ biến dạng của lò xo.