He has to look after his little sister.(改为否定句)
He ____________ ____________to look after his sister.
They've been away from home since 3 years ago.(对划线部分提问)
____________ ____________ have they been away from home?
As music fan, my aunt likes to go to different ______________ (音乐会) this week
All the family members went to the cinema ______________ Grandpa. He preferred to enjoy Beijing opera on TV at home.
Many Chinese people are willing to use Huawei’s products instead of ___________ (外国的)ones.
Think of your own problem, and you can _________ (get to know and understand )that you need to change.
