Learning to write is learning to think. You don’t know things clearly _________ you can write
them down.
| A．unless | B．if | C．since | D．whether |
相关试题
–Can you hear me?
–No, I can’t. Would you please speak________?
| A．clearly enough | B．clear enough |
| C．enough clear | D．enough clearly |
Today is my mother’s ________ birthday. I will buy her a gift.
| A．fourteen | B．fourteenth | C．forty | D．fortieth |
–Can I park my car here?
–No, look at the sign.
Which sign does the second speaker refer to(指)?
–Who’s _________ young man with long hair?
–He’s a friend of mine.
| A．a | B．the | C．an | D．his |
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