Điền giới từ thích hợp

1.   My father’s sense of humor distinguishes him _______________others.

2.   I am going to be late _______________school.

3.   What are you looking _______________?- My picture book. I’ve lost it.

4.    Mrs. Baker gave me some advice _______________ how to save electricity.

5.    Last night, Mrs. Lan helped Minh _______________ his homework.

6.   They are old enough to look (1)_______________ themselves.

7.   Remember to turn (2) _______________ the lights before going to bed.

8.    Let me congratulate you (3) _______________ winning the first prize!

9.    The trees are cut (4) _______________ because their wood is wanted