One of the great things about science is that it has taught us to be __________ about surface appearances. The world seems flat, but it is, in fact, round.
| A．accurate | B．creative | C．consistent | D．skeptical |
Suggestions have been put forward ________ guns should be more strictly controlled in the USA.
A. before B. that C. when D. as
---Is dinner ready?
---Not yet. The main course ______. It needs another ten minutes.
| A．was not done | B．had not done | C．is not done | D．has not done |
You ________ believe how wonderful Van Gogh’s “Sunflowers” is until you ________ it with your own eyes.
| A．won’t … see | B．don’t … will see |
| C．will … see | D．do … will see |
Much as I have travelled, I have seen ________.
| A．not a such capable man | B．no such a capable man |
| C．not such capable man | D．no such capable man |
The boss has given everyone a special holiday, so we ________ go to work tomorrow.
| A．can’t | B．mustn’t | C．needn’t | D．shouldn’t |