When travelling, you should take traveller’s check, which provide a secure to carrying your money in cash.
A. alternative
B. selection
C. preference
D. substitute
网友回答
(答案→)A. alternative
B. selection
C. preference
D. substitute
解析：句意：建议旅游时携带旅行支票，这比带现金安全。alternative意思为“变通办法；选择余地”，后接to/for。selection意思为“挑选”，强调在众多的数目中挑选，后接of；substitute意思为“代替品；替代品”，后接for； preference意思为“偏爱”，后接for。