国产日韩欧美一线二线,美女好全身无遮掩免费网战,亚洲欧美另类卡通乱,日韩av日日夜夜澡,女生抽打女生大骚逼,国产精品99久久…,五月婷婷六月丁香亚洲天堂,中文无码精品一区二区三,日本日p视频免费在线观看

58. The little boy has learned many Tang dynasty poems _____ though he is very young.

58. The little boy has learned many Tang dynasty poems _____ though he is very young.

A.by heart                 B. by mind                     C. by the way              D. by book

The little boy has learned many Tang dynasty poems _____ though he is very young.

　 A. by heart　　 B. by mind　　　　 C. by the way　 D. by book