1 , They/look/forward/meet/old/friends/again.
=> They are looking forward to meeting their old friends again.
=> They look forward to meeting their old friends again.
2 , It/important/you/do/your homework/before/you/class.
=> It is important that you do your homework before you go to class.
1, They are looking forward to meeting old friends again
2It is important for you to do your homework before you go to class
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