This piece of music is worth __________.

下列各句中“而”的意义和用法，与例句相同的一项是（ ） 例：吾尝终日而思矣

hool rules state that no child shallbe allowed out of the school during the day, ______ accompanied by an adult

There were so many cars held up by the heavyrain on the road that we had no butto wait. A.alternative B.difference C.relationD. opposition

Now she is considering taking some weight-loss pills, _______ she thinks will help her become slim.