We can do a lot to stay healthy. __________, we should eat a balanced(平衡的) diet.
Basketball is so exciting that ______ people play it for fun.
Bob is taking the desks away because they ______ too much room.
--- Could you tell me the way ______ the railway station?--- Go along this road and soon you’ll find it.
The novel ______ by many people today.
--- Is that man Mr. Smith?--- It ______ be him. He has gone to NewYork on business.