I could look after ____ when I was five.— Really? I can’t believe it.
Why do you prevent them______playing computer games?—Because they have a bad______on teenagers.
_____ very important to have good eating habits.
Can you say something about Wenchuan earthquake (汶川地震)?—___________ people lost their lives in it.
If I _____ you, I _____ late for school this morning.