The black horse is___________ of the pair.
| A.the strongest | B.the stronger | 
| C.the strong | D.quite strong | 
_______the people have become masters of their country _______ science can really serve the people.
| A.It is only then; that | B.It was that; when | 
| C.It is only when; that | D.It was when; then | 
Her new book is about a murder mystery ________ on actual murders that took place in Florida several years ago.
| A.having been based | B.to be based | C.based | D.having based | 
She was reported by the hospital spokesman _____ excellent progress.
| A.to make | B.to be making | C.made | D.having made | 
Words _________ me when I wanted to express my thanks to him. I just held his hands
 firmly, choking.
| A.left | B.encouraged | C.reminded | D.failed | 
It’s the love and responsibility that have driven him to ____ many hardships and survive.
| A.go into | B.go through | C.look through | D.look into |