"I have to switch schools."
"I have to use the telephone."
"I have to go to the bathroom."
"I have to leave."
"I have to unpack my bags."
You can also add the word 'don't' to suggest that someone is not required to do something.
"I don't have to switch schools."
"I don't have to use the telephone."
"I don't have to go to the bathroom."
"I don't have to leave."
"I don't have to unpack my bags."
还没有评论,快来发表第一个评论!