Puzzled by this strange natural phenomenon, the scientists started to explore every _______ they knew to figure it out.
| A．impression | B．intention | C．avenue | D．design |
相关试题
To be successful, you must be smart, confident, and, ______ honest.
| A．therefore | B．above all | C．however |
D．after all |
I get the bicycle for _____.My friend
gave it to me when she bought a new one.
| A．everything | B．something | C．nothing | D．anything |
It’s really difficult to ______ what he is trying to express.
| A．leave out | B．break out | C．put  out |
D．make out |
We all felt a sense of ______ when we saw so many overseas Chinese coming back safe and sound from Libya.
| A．security | B．relief | C．emergency | D．achievement |
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