1 In order to _________________________(是自己被听懂), I explained my point in detail .(make)
2 He ___________________________(准是迷路了) in the forest ,because he hasn’t returned yet .(must)
3 Tom slipped away from the back door of the classroom without ______________________(被注意到).(notice)
4 ______________________________(你未露面) made us disappointed .(turn)
5 He ________________________(在写信) this time yesterday .(write)
