【题目】It is difficult for one to _______ the manners of another world when he doesn’t know what they are.
A. see toB. tend to
C. amount toD. subscribe to
在线课程【答案】D
【解析】
考查动词短语。句意：当人不了解另一个世界的风俗时，他就很难赞同这种风俗。A. see to照料；照看；B. tend to趋向；照看；C. amount to总计；共达；D. subscribe to同意；订阅。根据句意故选D。