bachelor
cargo
organ
exterior
stimulate
expend
preserve
expel
abuse
abundant
petrol
obscure
oral
首字母G单词12
casual
词根联想记忆法第30课
decent
decay
adapt
extent
ruin
tend
tendency
academic
external
首字母P单词6
wax
射偏
英语四级词汇11
四级词汇与语法特训