问题
选择题
A person _____a foreign language most be able to use the language ______all his own.
A．learning ,forgetting
B．to learn, to forget
C．using ,but
D．who learns ,to forget
答案
答案：A
搜题请搜索小程序“爱下问搜题”
A person _____a foreign language most be able to use the language ______all his own.
A．learning ,forgetting
B．to learn, to forget
C．using ,but
D．who learns ,to forget
答案：A