When you talk about a person’s _____, you are referring to the country, race, or social class of their parents or ancestors.
| A．origin | B．nationality | C．generation | D．relation |
The sun shines brightly in the sky______ us light and heat.
| A．that give | B．having given | C．to give | D．giving |
This is the ______ bag ______ lost yesterday, but it’s not mine.
| A．same; as | B．same; that | C．very; that | D．such; as |
----- Do you have clothes ______? I’ll wash them for you. ------No, thank you. I will wash them myself.
| A．to be washed | B．to wash | C．washing | D．being washed |
______ a good insulator(绝缘体) , rubber is often used in cables.
| A．Having been | B．To be | C．Be | D．Being |
I felt ______ tired, but he didn’t stop ______.
| A．little, to read | B．rather, studying |
| C．fairly, studying | D．few, to study |