She buys the ring ______ a very cheap price.[ ]

How did your uncle learn to play the guitar?—By ________.

Peter, what have done with the poor dog? He is wet through!—Not ______, mum! I never do the same thing a second time.

Turn on the blender _____ about two minutes.[ ]

I’m 14. Li Lei is 15. I’m _____ than Li Lei.