Shall we take the 10:00 train—- No. If we took that train, we ________ too late.

Sorry I’m late. I ____ have turned off the alarmclock and gone back to sleep again.

You have a big mouth, Li Fei. You ____ have told everybody the secret. [ ]

Why do you look so sad?—With so many problems________, I’m in a difficult situation.[ ]

Mum, can I watch TV now — ____________. Your father is sleeping now.