【英语提问(1)】根据句意,填空.

问题描述:

【英语提问(1)】根据句意,填空.
1)please ___ (make sure they are in a safe condition) the doors and windows before you go home every day.

2)computer ___ can help you fix your computer.


3)i feel very happy because my ___ (older) brother usually helps me with my english.

1.check
2.engineers
3.elder