The two men talked in a low voice, ____nobody heard what they were saying.
| A．so that | B．as if | C．because | D．when |
Scientists study human brains work to make computers.
| A．when |
| B．how |
| C．that |
| D．whether |
Mother asked the youngest girl with her toy car.
| A．what the matter was |
| B．what was the matter |
| C．what the matter is |
| D．what is the matter |
The teacher said light much faster than sound.
| A．travel |
| B．travels |
| C．travelled |
| D．traveled |
Tom Hanks told us that he born in 1980.
| A．was |
| B．had been |
| C．is |
| D．has been |
Have you seen Tom recently? I wonder with his studies.
| A．how is he getting along |
| B．that he gets along well |
| C．what he is getting along |
| D．if he is getting along well |