Exercise 2: Rewrite the sentences using question words before to-infinitve ( không làm ) 1.‛When should I start the computer?’ Nguyen asked his teacher. → Nguyen asked ………………………………………………………. 2.I don’t really know what I should say in my graduation speech. Can you help me? → I don’t really know . Can you help me………………………………. 3.They can’t decide what they should do in this situation. → They can’t decide ……………………………………………………. 4.‛Should I tell this to her?’ he asked himself. → He wondered ………………………………………………………… 5.She was not sure who she should contact. → She was not sure ………………………………………………………. 6.‛Where can I find more information about this?’ he asked. → He didn’t know ………………………………………………………….