1,They are going to have a final exams at the end of May .

2,I uasually go to school at 6.30 morning .

3,I phone to you on Saturday at about 11 o'clock

4,We went to Nha Trang last summer .

5,I saw Hoa and Lan at the party last night .

6,we enjoy the time very much at the party last night

7,I bought a new bicycle last week .

8,They show a new film at ABC cinema

9, Nam used to live on the farm when he was a small boy

10, Grandmother used to do all housework by herself

Chúc bạn học tốt

Homework

I,

1,D

2,B

3,A

4,A

II,

1, interested

2,tired

3,bored / boring

Chúc bạn học tốt

La 7 phan nghin tick nha Hoàng Minh Châu

sao toàn hôn nhau vậy , kinh lắm , mik ko thích mấy cái thể loại này

Độ dài đường chéo BD là :

2/5 x 2/1 = 4/5 ( m )

Diện tích hình thoi ABCD là :

( 2/5 x 4/5 ) : 2 = 4/25 ( m² )

ĐS : 4/25 m²