1 . He may have acute appendicitis, __________ case he will have to be operated on. (用介词+关系代词填空)

2 . 我们出去还是待在寝室取决于天气。
________ depends on the weather.

3 . 他们被困在燃烧着的楼房里。
They _______________the burning building.

4 . Deeply moved by her performance, everybody looked at her ________admiration. (用适当的词填空)

5 . If so, your points of view are bound to be ________ conflict with his. (用适当的词填空)

6 . The Internet helps me to keep ________ contact with my friends. (用适当的词填空)

7 . Maria looked at the skirt ________ admiration. （用适当的词填空）

8 . Usually, when we drive to big cities, we would occupy ourselves ____ parking the car. （用单词适当形式填空）