Do you know the famous man ________ Bill Gates?
| A．calling | B．calls | C．called | D．call |
He asked if she ________ Jack.
| A．knows | B．knew | C．knowing | D．known |
The teacher said that light ________ faster than sound.
| A．travel | B．to travel | C．traveled | D．travels |
Could you tell me ________ ?
| A．where is the nearest hospital | B．where the nearest hospital was |
| C．where the nearest hospital is | D．where was the nearest hospital |
It’s ________ here.
| A．quite quiet | B．quiet quite | C．much quiet | D．much quite |
Tom didn’t understand the text ________ the teacher explained it to him.
| A．when | B．while | C．until | D．since |