Bicycling is good exercise; ____, it does not pollute the air.
| A．nevertheless | B．besides | C．otherwise | D．therefore |
He got up late and hurried to his office, _____the breakfast untouched.
| A．left | B．to leave | C．leaving | D．having left |
________ three times，but she still couldn’t follow what the old man said．
| A．Having told | B．Having been told |
| C．She had been told | D．Though she had been told |
–What do you think of your visit to the Nature Park?
-- I really enjoyed it. It was ____ than I expected.
| A．far more interesting | B．so more interesting |
| C．so more interesting | D．most interesting |
Can you tell me ______ that he came to life?
| A．it was when | B．when it was | C．when was it | D．was it when |
____I had done it , I knew I had made a mistake.
| A． Direct | B．A moment | C．Directly | D．Since |