写出下列动词的过去式和过去分词

say ________ ________

写出下列动词的过去式和过去分词

have ________ ________

写出下列动词的过去式和过去分词

go ________ ________

介词填空

When he returned ________ school, he met Kate.

介词填空

He fell ________ his bike.

介词填空

The hospital is ________ Mason Street.

根据句子意思及汉语提示，写出所缺的单词。

用恰当的不定代词填空使句意完整语法正确。

You should try to do ___________ to stop the fighting boys.

用恰当的不定代词填空使句意完整语法正确。

_____ must have been there. The door is open.

用恰当的不定代词填空使句意完整语法正确。

I like small cars than large _____.