1.I would lend you this book when I finished(read)..reading....
2.The rain prevented us from (arrive)..arriving...on time.
3.She looked as though she (see)..had seen...a ghost.
4.I have only (use)..used.....this pen once since the day I had it (mend)..mended.
5.They showed me how (deal)....to deal....with this situation.
6.I suddenly felt an insect (crawl)...crawling..... up my leg.
7.I heard that you (buy)...had bought... that house (move)..moved.. before you got your promotion.
8.I (not send).won't send...the parcel until I hear from you.