Can:
1. I can answer the questions. They are very easy
2. You can find any kind of information on the Internet
3.I can play basketball ,but I'm not able to play today , I have hurt my arm
4.Flowers can grow faster if they get a lot of sunshine
5. Anyone can become rich and famous If they know the right people
Must:
1.We must save these poor people from fire
2.We must find money to pay the detb by the end of month
3.You must not be late for your lessons
4.He had a long journey and must be very hungry
5.he must have never heard of this accident