13. block(大)块;(大)片;街区
	1.  阻塞; 堵住,阻挡(vt)
	The police have blocked the road.
	警察已封锁了道路。
	block out light
	阻挡光线
	trees that block the view
	
	
	.  障碍物;阻塞(n) 
	a block in the pipes 
	管道阻塞 
	to put up a road block 
	设置路障 
	14.book书,预定 
	You'll have to book up early.     
	The secretary has booked the manager in at the HiltonHotel. 
	
	
	
	15.build建造,建筑;体格;体型 
	We’re of the same build. 
	我们体型相同 
	a man of strong build 
	体格健壮的人 
	16. business商业, 买卖, 交易,生意,商店,商行 
	He has a business in the town.他在城里有一家商店。 
	run / operate/ manage a business 
	
	
	
	16.营业 
	in business; on business 
	职责;本分 
	It's a teacher's business to make children learn.                      
	使学生学习是老师的责任。 
	事情, 事物 
	Mind your own business. It’s none of your business.