Bài tập 1: thì hiện tại đơn: Hoàn thành cách câu sau
1. .Does...... Jack like eating hamburgers? => Yes, he does.
2. ....... you get up early on Sundays? => No, ........
3. ....... the students always work hard for the exam? => No, ........
4. ....... the train leave at noon every day? => Yes, ........
5. ....... he often play the guitar? => No, ........
6. ....... Anna and Daisy visit their old teachers on winter holidays? => No, ........