At the sound of the shots,______ ,into the strong wind.
| A．out did the frightened birds fly |
| B．out flew the frightened birds |
| C．out the frightened birds flew |
| D．out the frightened birds did fly |
Visitors can see the large diamond, ______ has been kept at the Tower since the 17th century.
| A．which | B．that |
| C．what | D．who |
—Sorry, I forgot to lock the door.
—______ Mike can do it later.
| A．No way | B．Take your time |
| C．Nothing serious | D．You're welcome |
—Do you know ____ made him successful in his career?
—Yes. His hard work and determination, of course.
| A．what it was that | B．what was it that |
| C．it was what that | D．was it what that |
With many cities in China dreadfully blanketed by thick haze, the environment problem is _____ Chinese people concern most nowadays.
| A．what | B．which | C．where | D．when |
The doctor tried to laugh my brother ____ his fears about the coming operation.
| A．from | B．against | C．off | D．into |