Các bạn giúp mình với được không mai cô ktra rùi:((
III. Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the following questions.
5. You must know when to giving sincere advice to your friends.
A B C D
6. At the moment, aid agencies are focusing their efforts of women and children.
A B C D
7. Jimmy asked whether I were stressed out and exhausted or not.
A B C D