The field research will take Joan and Paul about five months; it will be a long
题型：不详难度：来源：
The field research will take Joan and Paul about five months; it will be a long
time ____ we meet them again.| A．after | B．before | C．since | D．when |
|
答案
| B |
解析
| 译文：实际教学/现场调查研究将花Joan 和 Paul 大约五个月时间；将过很长时间我们才能在见面。考点： |
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