—Do you know Ye Shiwen? —Yes,she is______ Olympic swimming star.She started swimming at__ __ age of six. A.an;an B.a;the C.the;an D.an;the 答案:D你肯定能画出下列两句话的不同处。说说原因吧!
晴朗的夏夜,松鼠在树上高兴地跳着叫着,互相追逐嬉戏。
夏夜,松鼠在树上高兴地跳着叫着。
原因:_______________________________________________