四下外研版英语优质课《Unit1 I helped Mum》ppt课件
四下外研版英语优质课《Unit1 I helped Mum》ppt课件第2页

小小歌谣,我来记。

Yesterday was a holiday. It was a beautiful day. We rowed a boat on the lake. Wa all had a very happy day!

is---was

row---rowed

have---had