Because of Einstein’s Theory of Relativity, scientists never again regarded the world .
| A．as before they did | B．as they regarded before |
| C．as they did before | D．as they had before |
_ much difficulty we may meet, we will finish the work in time.
| A．However |
| B．Whatever |
| C．Whichever |
| D．Though |
The moment the ambulance（救护车）came to the hospital, the sick man to the operation room.
| A．rushed |
| B．was rushed |
| C．was run |
| D．was dashed |
How I wish I you there too yesterday!
| A．knew; were |
| B．had known; were |
| C．knew; had been |
| D．had known; had been |
Her failure in the college entrance exam her the opportunity to go to university.
| A．spent |
| B．took |
| C．cost |
| D．paid |
My strongest _is the long race and I came out first in the sports meet held last week.
| A．event |
| B．incident |
| C．thing |
| D．item |