–I don’t know this English word(单词).----Well,here is a ______ and it can help you.
Our rooms __________ by my mother three times a week.
Could you please tell me __________?
– Is Tom ill in hospital? -- __________. He didn’t come to school yesterday.
Most of us love reading books on _________ history.
It has been two and a half years _________ we left our primary school.