Ⅰ.单句语法填空
1．If they had informed(inform) us, we would not come here now.
2．We had the machine repaired(repair)．
3．Vegetable oil is digestible(digest) and mineral oil is not.
4．He swapped his old car for a new motorcycle.
5．They need to be tolerant(tolerate) of different points of view.
6．Something suspicious was found after the room was sought through．
7．He's very vain of/about his abilities.
8．She seems very much opposed to your going(go) abroad.
9．The enemy planes dropped bombs at random.
10．Your attitude is in contradiction to your character.
