The boy _____ his hand and asked if the sun ______ in the east every day.

The knee is the joint ______ the thigh bone meets the large bone of the lower leg．

I’m sorry, sir. I can’t finish the work on time.—Never mind. , the work is quite difficult.

Alan, can you tell me the answer _____the question- OK!

ow, the weather is not very good Is thereany possibility theflight would be put off