— It’s a long time ______I saw you last.
— And what is a pity now that it will be a long time______ we see each other again.
| A．before; since | B．since; when |
| C．when; before | D．since; before |
相关试题
The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.
| A．what | B．which | C．that | D．though |
She is very dear to us. We have been prepared to do it takes to save her life.
| A．whichever | B．however | C．whatever | D．whoever |
What the boy enjoys _____ to have a room of his own.
| A．being | B．to be |
| C．is | D．are |
_________ he is, he has a wide range of knowledge.
| A．Although a child | B．While child | C．Child as | D．A child as |
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