Correct
备考
/ bèikǎo /
Strokes
Definition
(an appendix, note etc) for reference
Example
As a Verb
prepare for examinations
1
Xuésheng
学生
men
们
zhèngzài
正在
bèikǎo
备考
。
The students are preparing for their examinations.
As a Verb
keep for reference
As a Noun
appendices or notes for reference