----Shall we go to the amusement park this Sunday, mum?---- Sure, ________ I am busy.
According to the new traffic law, everyone in a car_______ wear the seat belt.
- Some students often drop litter carelessly in our school. What can we do?- We can _______ some signs to remind them not to do that again.
The people in western countries celebrate_______ by making pumpkin lanterns and wearing special costumes with masks.
Computers_______ many things and we_______ these modern machines.
- Wow! Your dress is the same colour_______ mine.- But you look more beautiful_______ green than me.