1. you must go to bed now
2. she should read this book
3.l must go home
4.he can speak English
5.my father can drive a car
6. jack can play the guitar very well
1. you must go to bed now
2. she should read this book
3.l must go home
4.he can speak English
5.my father can drive a car
6. jack can play the guitar very well