1、A 第二課時,summer,winter,autumn,spring,4,1,3,2,summer,cold,Which,go,autumn,spring,winter,summer,F,F,T,T,T。

2、A 第二課時,D,C,E,B,A,first,4th,third,five,second,September 5th,August 3rd,August 3rd,March 1st,When,on October 4th,on April 5th,April 1st,on July 11th,on June 2nd。

3、A 第二課時,your,hers,his,theirs,our,father,s,whose,Amy,s,my,your,theirs,ours,It,s her hat.,The hat is hers.,They,re their story books.,The story books are theirs。

4、A 第二課時,B,A,B,C,C,is,was,am,were,E,A,C,B,D,I look it up on the Internet,What was Grandpas school like,Theres a new one in our school。