everybody was required to keep the futhure plan in___ A,safety b,secret c,security d,secrecy
问题描述:
everybody was required to keep the futhure plan in___ A,safety b,secret c,security d,secrecy
答
b 词组in secret 秘密地;私下地
每个人都需要保密(futhure 不认识这个单词)计划