The fact that people are afraid to go out at night is often a result of perceived (感知) danger ________actual danger.
| A．other than | B．more than | C．rather than | D．better than |
The fresh air in the morning is pleasant ________. You'd better get up early to do some exercise.
| A．to be breathed | B．to breathe |
| C．breathing | D．being breathed |
Do you wake up every morning ________ energetic and ready to start a new day?
| A．feel | B．to feel |
| C．feeling | D．felt |
The text is too difficult. The explanation of our teacher will help make it easy ________.
| A．to understand | B．to be understood |
| C．understood | D．understanding |
There was no signal in that faraway village and all my attempts ________ you failed.
| A．to contact | B．contacting |
| C．contacted | D．having contacted |
________ the earth to be flat, many feared that Columbus would fall off the edge of the earth.
| A．Having believed | B．Believing |
| C．Believed | D．To believe |