Tìm lỗi sai và sửa đúng:

6. My brother brokethe glassesbecause his carelessness.

A. broke                      B. the glasses              C. because                   D. carelessness

7. I would give longer school holiday if I become a president.

A. would                     B. longer                     C. holiday                   D. become

8. China is by far most populatedcountry in the world.

A. is                             B. the                          C. most populated       D. country