They are said to have developed a new ______ to teaching ,_______ is bound to improve classroom teaching greatly.

Look at the trouble I am in! If only I youradvice!

She has ________ good sense of humour and never says _______ bad word about anyone.

My father told me a story that ________European woman helped him a lot when he was in America in ________ 1970s.

test major disaster that occurred inZhejiang paralyzed traffic, caused blackouts and ______ water supplies fordays