Some of the students think that English learning should start early, because little children have good memory, and they can learn many more words by heart.
A. a; 不填
B. 不填 ; the
C. a; the
D. 不填;不填
网友回答
(答案→)A. a; 不填
B. 不填 ; the
C. a; the
D. 不填;不填
解析：本题考查两个固定短语的用法。has a good memory 记性好;能记住; learn sth by heart.用心记住。