_____ the police thought he was the most likely one, they could not arrest him since they had no exact proof about it.
| A.Although | B.As long as | C.If only | D.As soon as | 
The beach is so beautiful that it is worthwhile, I think, _____ for a short holiday.
| A.of going | B.to be going | C.your going | D.you to go | 
--- Would you be _____ lend me your bicycle?
  --- Sure.
| A.so kind as to | B.kind enough as to | 
| C.very kind to | D.so kind to | 
Towards evening, the patient opened his mouth as if _____ something to his son.
| A.said | B.say | C.to say | D.to have said | 
“Well, I’ll tell you a secret ...” said the boy, with his mouth almost _____ my ear.
| A.touched | B.touching | C.touch | D.to touch | 
They looked forward with hope _____ a chance to receive further education.
| A.for getting | B.of getting | C.to get | D.to getting |