I was about to accept her proposal _____ she suggested we first _____ to the West Lake and walk along the Broken Bridge.

You can make a complaint to the local government____you are happy with the way things are

Will you please help me _____ the exercise books to the students? — Sorry I have been in a race and my strength has completely _____.[ ]

一You seem tobe familiar with this city．一I_____ herefor three years．It’s great to be back．

It is _____ he often fails in exams ________ makes his parents worried about him.