重点句型
1．Did you use to be……? 你过去常常……吗？
【辨析】used to do sth ,get/be used to doing sth,be used for doing sth
(1)used to do sth 意思是“过去常常做某事”， to后接动词原形。
(2)get/be used doing sth 意为“习惯（做）某事”  to后接名词、代词或动名词。
(3)be used to be sth/for doing sth 意为“被用来做某事”。
【1-1】(2011*苏州中考)I _______ keep dogs for protection, but now I keep them as pets.
A. would rather  B. had better    C. used to       D. have to
【1-2】（2011*铜仁）Bamboo can ___________ paper.
A. used to make   B. be used make
C. be used to make   D. be used to making
【1-3】（2011*烟台）--How does Jack usually go to school?
--He_____________ride a bike, but now he_______________there to lose weight.
A. used to, is used to walk   B. was used to, is used to walking
C. was used to, is used to walk   D. used to, is used to walking