—Guess what? Tom has failed in the exam ____ second time.—How come? He is ___ second to none in English in our class.
They all looked ____ at the master and felt quite _____.
Food prices are climbing around the world because farmers can't ____ demand for grain.
——Shall we go skating or stay at home? —— Which _____ do yourself?
___ nice, the food was sold out soon.
Who is it up ____ decide whether to go or not?