.This washing machine is environmentally friendly because it uses _____ water and electricity than _____ models .
Shall we _______ our discussion and have some tea or coffee?
Xi’an is ______ most beautiful tourist city and I believe I’ll come for _______ second time.
—Could I borrow that newspaper for a few moments?— _________.
Give them a hand this time and I am sure they will offer theirs ______ in the future.
Don’t turn round. Go ______ this street till you see the school.