A.in | B.in remembering | C.to remember | D.at remembering |
A.followed | B.following by | C.and following | D.followed by |
A.to follow | B.following | C.to go | D.going |
A.watching | B.watched | C.looking | D.looked |
A.to think, would change | B.thinking, would change |
C.to think, will change | D.thinking, should change |
A.wandered | B.was wandering | C.was wandered | D.wandering |
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