_____from the moon ,our earth with water ____70% of its surface, appears as a “blue ball”
| A．seen；covered | B．seeing; covering | C．seen；covering | D．to see; to cover |
It is culture more than anything elsedetermines how a nation’s civilization evolves.
| A．that | B．which | C．why | D．as |
I always prefer to start earlyleave everything to the last minute.
| A．in addition | B．in case | C．or else | D．rather than |
“Does anybody know the definition of Nerd?”the host seated in the front.
| A．asked | B．asking | C．ask | D．to ask |
Every passenger boarding the Titanicfilled with confidence that the ship was unsinkable.
| A．was | B．had been | C．has been | D．is |
Thoughof taking too many risks, the climber continued his challenge.
| A．was accused | B．accusing | C．accused | D．to be accused |