He is taller than he .A. usedB. used to be C. used to D. used to do

问题补充：

He is taller than he .

A. used

B. used to be

C. used to

D. used to do

答案：

A. used

(答案→)B. used to be

C. used to

D. used to do

解析：考查省略句：为了避免重复已经出现的动词，不定式to后面的动词会省略，如果在省略的动词不定式结构中含有be, have或have been，通常保留be, have been。句意：他比过去高了。Used to be taller。Be动词要保留。答案是B。