Question

1. The research will take Joanna and Paul about five months; it will be a long time        we meet them again.

Answer 1

 1. before考査before引导的时间状语从句。句意：这项研究将会花费乔安娜和保罗两个人大约五个月的时间。要过很长时间我们才能再见到他们。