20、It is warm．The flowers and trees are growing．Birds are making their nests．It is（A） _______．

It is very （B）hot and（C）sunny．The children go to the beach Kitty is lying under an umbrella Ben is swimming（D）它是夏天．

It is cool and dry．The children go to the country park．（E）Ben is riving a kite．It is autumn．

It is cold and windy．The children wear warm clothes，scarves and gloves．（F）They are riding their bicycles．It is winter．   

1．在划线处A的空白处填入一个适当的词语：______________。

2．写出划线处B和C的反义词：_______；_______。

3．将划线处D译成英语：__________________________________________。

4．将划线处E译成汉语：__________________________________________。

5．划线处F在文中指的是：__________________________________________。