My iPad doesn’t work. I can’t ____the reason why it is broken.
The plane will arrive ______ Shanghai ______ 8:00 _____ the evening of September 10.
--Do you know ________ woman in red over there ?--Yes. She is ________ office worker.
— Dad, my watch doesn’t work.— ___________ Let me see what I can do for you.
Mr. Brown said with a smile, “___________ your hands if you have any problem. ”
— Will you go climbing with me tomorrow?— I’d love to, ___________ I have to look after my pet.