useful的例句

useful 的相关例句:

11.	A garage is useful but dispensable.
	汽车房虽然有用,但不必要。
12.	The letters page serves as a useful forum for the exchange of readers' views.
	读者来信版是读者们交换意见的有益园地。
13.	From a teacher's point of view this dictionary will be very useful .
	以教师的观点来看,这部词典很有用。
14.	Videos are useful things to have in the classroom.
	教室里有录像设备是很有助益的。
15.	He's a useful member of the team.
	他是该队的主力队员。
16.	My nephews tried to make themselves useful about the house.
	我的侄子都想帮我收拾收拾房子。
17.	What she said was a useful simplification of the theory.
	她把这一理论讲得深入浅出。
18.	This book is a storehouse of useful information.
	这本书里汇集了大量有用的资料。
19.	The money I get from teaching the piano is a useful supplement to my ordinary income.
	我教钢琴挣的钱是一笔很管用的外快。
20.	There is a useful bibliography at the end of each chapter.
	在每一章后附有一份有用的参考书目。