1 . 导游向我们介绍了那个美丽的小岛，使得我们相信那里简直是天堂。
The guide introduced the beautiful island to us, _______that it is simply a paradise.

2 . The lipstick (口红) effect is the theory that when ____(face) an economic crisis consumers will be more willing to buy less costly luxury goods. (所给词的适当形式填空)

3 . Qingming is such an important occasion that some Chinese people travel huge distances, even from abroad, in order ____(sweep) their ancestor’s tombs. (所给词的适当形式填空)