1.I must pay attention in class.
2.Jane had to go to the bank yesterday.
3.We don't need to go to school today.
4.You mustn't touch that.
5.He wasn't able to speak english when he was 8.
6.You shouldn't download films illegaly.
7.Could I have a glass of water, please?
9.Karen was able to connect to the internet yesterday.
10.Mary might come to the party,