Studying alone, you are free to choose what to learn and when, ____ you don’t need others’ agreement.
| A．while | B．if | C．though | D．as |
The police were seeking more information to find out _____killed the rich merchant.
| A．who was it that | B．who it was that |
| C．it was who | D．who was it |
How did it ____that you missed so good a chance, which was very important for your promotion in the company?
| A．bring about | B．break out |
| C．come about | D．turn out |
I’m going to bed. I’d appreciate_____if you would turn your MP5 player down.
| A．this | B．it | C．you | D．that |
While watching Titanic, I was deeply impressed by the scene____Jack saves the life of the girl but dies in icy water himself.
| A．which | B．that | C．where | D．whose |
. After hearing the terrifying story, Polly hid behind the door, _______ with fear.
| A．to shake | B．shaking |
| C．shook | D．having shaken |