英语,..用 it 开头改写句子.
1.Her sisters offered to pay her fare .That was generous of them.
2.Her brother invited her to stay.That was very kind of him.
3.You found your waller.That is lucky.
4.You couldn't find a less expensive hotel .That is a pity.
5.To walk in the garden is pleasant.
6.To pronounce a long word is often difficult.
7.To learn a foreign language is very important.