At the root of volunteering is the idea ________ one person may have the ability to offer services that can help other people.
| A．that | B．what | C．which | D．/ |
The reason ____ she gave us for being late for school was ___ her bike broke down.
| A．why; because | B．/; but | C．that; why | D．why; which |
—Have you moved into your new teaching building?
---Not yet. It ________.
| A．was painted | B．is being painted | C．is painting | D．has been painted. |
--How about going for a walk?
-- _____, but maybe it would be better to play cards.
| A．That’s a good suggestion | B．Come on |
| C．You’re welcome | D．Congratulations |
Do you know the year _____Einstein died?
| A．when | B．at which | C．for when | D．in when |
That is the reason _____I refused it.
| A．why | B．for that | C．because | D．which |