“I have lost my wallet”, he said=> He said ……………………………………………………………

“I’m going out now and I’ll be back next week”, she said=> She said that ……………………………………………………………

“I’ll look for my skates when I get home next week”, Ann said=> Ann said that ...................................................................................

viết 1 đoạn văn về tình mẫu tử

19. “You can see the doctor now”, the nurse said to me.=> The nurse told me that ……………………………………………………………

20. “We are decorating our Christmas tree”, said Nam and Lan => Nam and Lan said that ……………………………………………………………

10. “I haven’t eaten sushi before”, said her mother => Her mother said ..……………………………………………………………

11. “My mother is cooking dinner now”, Tom said => Tom said ………………………………………………………………………..

12. “I’m going away tomorrow”, he said=> He said that ……………………………………………………………

Cho tứ giác ABCD .

Có 2 đường chéo AC vuông góc với BD .

Gọi M,N,R,S lần lượt là trung điểm các cạnh AB,BC,CD,AD .

a) CMR: 4 điểm M,N,R,S thuộc cùng 1 đường tròn .

b) AC=24cm , BD=18cm .

Tính bán kính đường tròn ở câu (a) .