将下列句子改为陈述句。

①天空塌下一大块，怎么不可怕呢？

②天上的星星能数得清吗？

《共同纲领》规定：“对于国民政府与外国所订立的各项条款和协定，中华人民共和国中央人民政府加以审查，按其内容分别予以承认，或废除，或修改，或重订。”这一规定体现的外交政策是

    Mrs. Green lives in the country, and she doesn't know London very well. One day, she went to London. She couldn't find her1Just then, she2a man near the bus stop. " I can ask him the way." she says to3and asked, "Excuse me, will you please4me the way to King Street?" The man smiled with5answers. He 6know English. He spoke Russian. He was a 7Then he8his hand into his pocket,9a piece of paper and let her10it. On the paper are these words, "Sorry, I don't speak English."

在下面的横线上填上＞、＜或＝.

3＋6－7____ 3