用方框里的单词完成句子。

1．We should ________ for someone to look after our children．

2．The scientist ________ the milk and found it contained too much water．

3．Emotional problems can ________ from a physical cause．

4．The sport ________ both speed and strength．

5．The government ________ that they would build a new highway to the mountain．

6．Police are ________ the accident on dangerous driving．

7．He ________ to be reading an important paper when the boss entered．

8．The doctor ________ that the patient’s disease was cancer．

9．The boys ________ to leave for camping but were stopped by their parents．

10．We’d better ________ a car for the weekend．