Unit 8
1. After a close physical examination, the doctor finally ____ that the man was mad.
[A] certified [B] secured
[C] declared [D] confined
2. This oil is ____ from the seeds of several valuable plants, so it is very nourishing.
[A] restored [B] refined
[C] manufactured [D] extracted
3. When I came into the factory, I saw workers ____ Skillfully the controls of the machines.
[A] manifesting [B] manipulating
[C] managing [D] ministering
4. It gave me a ____ to know I had passed the examination.
[A] thrill [B] thorn
[C] thirst [D] sting
5. Kate’s ____ arrived every night to take her out for the evening.
[A] participant [B] escort
[C] colleague [D] delegation
6. The discussion was so prolonged and exhausting that ____ the speakers stopped for refreshments.
[A] at large [B] at intervals
[C] at ease [D] at random
7. When travelling, you