BÀI 1 :1D  2A  

BÀI 2: 1C  2C  3A  4D  5C

mk tưởng đúng r mà

1A  2B  3C  4D 

\(x\) ∈ { -1; 5; -3; -9}

Đấy là tổng 2 cây bạn, tính bằng cách lấy 567 x 2 và kết quả là 1134

1. Has your homework been done ?

2. Was your work finished early ?

3. By whom will you be met at the airport ? 

4. The question can be answered.

5. This castle was built in 1756.

6. My car has been repaired by the mechanic.

7. The kitchen is beeing painted. 

There are many new hotels in this area.