用所给词的正确形式填空。
【小题1】They visited “The World of Robots” on the __________ (two) floor.
【小题2】Alice is good at dancing. She is a good __________ (dance).
【小题3】Peter __________ (buy) a model plane yesterday.
【小题4】He __________ (can) eat five hamburgers a day ten years ago.
【小题5】Horses can run very __________ (fast).

—When did the ancient Olympic Games begin
—They began in____.

A．776 BC

B．776 AD

C．221 BC

单词翻译
fruit__________   pick__________    pear__________ apple__________ 
twelve__________    eighteen__________   farm__________

There are so many new words in the__________ (二十九) lesson . (    )

A．twenty-nine

B．twenty-nineth

C．twenty-ninth

The ____ month is September. ( )

A．nine

B．tenth

C．ninth