The plan has to be ______ to meet the real situation.

ay’s world, being able to speak more than onelanguage, including English, is ______ you stand out and getahead

Who’s your science teacher this term?–Mr. Wang. _______ is a good teacher.

I would rather _____ hiking than _____ swimming.

It was at the school gate ______ I met an old friend of mine after class.