问题
选择题
The boy is only five years old,but he is quite used _____ the telephone.
A.to answer
B.to answering
C.of answering
D.by answering
答案
答案:B
be /getused to当“习惯于”讲时, to是介词,后接动名词作宾语。故该题选B。以下短语中的to为介词,后面只接动名词: lead to(导致),get down to(开始干)。