1.激光唱机________________
2.几个,若干______ = ____ _______
3.架子;搁板_________(复数)_________
4.已经(用于肯定句中或口语中)_________
5.过去常常_______ _______ ( do sth.)
6.关于 _______ = __________
7.知识(不可数)________
1.激光唱机________________
2.几个,若干______ = ____ _______
3.架子;搁板_________(复数)_________
4.已经(用于肯定句中或口语中)_________
5.过去常常_______ _______ ( do sth.)
6.关于 _______ = __________
7.知识(不可数)________