The old man showed us how to _____ part of the surface of the wood and let a pattern in.

Our enemy bills have been increasing steadilythese costs，our telephone costs have doubled over the past six months

I couldn’t imagine ______difficult it was for thesebadly injured victims to make it to the hospital

Once you get _______ something, it is very hard to ________. [ ]

I don’t know ________ in the new school.