When it was his turn to deliver(发表) speech, ______, he walked towards the microphone.
| A．nervously and embarrassingly | B．nervous and embarrassedly |
| C．nervously and embarrassing | D．nervous and embarrassed |
It is usually thought ________ a little child says is truth.
| A．what that | B．that what |
| C．which | D．that |
The warning we were given as children ________ eating fast will make you fat, may in fact, have a scientific explanation.
| A．that | B．who |
| C．where | D．which |
Although Anne is happy with her success, she wonders ________ will happen to her private life.
| A．that | B．this |
| C．it | D．what |
________ there are living creatures in the outer space as those on Earth hasn't been proved until now.
| A．How | B．When |
| C．Where | D．Whether |
We haven't settled the problem of ________ it is necessary for him to study abroad.
| A．why | B．whether |
| C．what | D．how |