_____ to get there within ten minutes. Ten minutes______ too short for us.

下列各项中对句式的分类正确的一项是(　　)①去以六月息者也　 ②《齐谐》者，志怪者也　 ③彼且奚适也　④夫晋，何厌之有　 ⑤都督阎公之雅望　 ⑥问征夫以前路　⑦今臣亡国贱俘 　 ⑧而莫之夭阏者

The life will be quite different in100 years .— I agree. Because the world is _________all the time.

31．Every solid object______reflect a sound，varying according to the sizeand nature of the object．

A: You look very nice in your new dress today.B: Oh, really I _________ it when it was on sale.