题目
The ice was too thin for us ________.
A.
to skate on it
B.
skating on it
C.
to skate on
D.
skating on
知识点：初中英语知识点》句子种类》特殊句式》固定搭配###牛津上海版（2008）》九年级第一学期》Module 3 Fighting crime》Unit 6 Detectives###北师大版（同北京课改版）（2013）》八年级下册》Unit 6 Detectives###章节：Module 3