21.[A]road[B]path[C]way[D]passage

　　22.[A]During[B]For[C]At[D]Since

　　23.[A]find[B]discover[C]dive[D]reach

　　24.[A]wreck[B]ruin[C]relic[D]waste

　　25.[A]Although[B]Unless[C]As[D]If

　　26.[A]research[B]operation[C]movement[D]search

　　27.[A]willing[B]lucky[C]committed[D]engaged

　　28.[A]All in all[B]In addition[C]In case[D]After all

　　29.[A]assignment[B]temptation[C]attempt[D]commission

　　30.[A]introduced[B]persuaded[C]associated[D]stimulated

　　31.[A]chance[B]look[C]measure[D]choice

　　32.[A]business[B]estate[C]obligation[D]property

　　33.[A]profit[B]benefit[C]success[D]welfare

　　34.[A]about[B]around[C]to[D]from

　　35.[A]get[B]take[C]work[D]try

　　36.[A]which[B]where[C]here[D]there

　　37.[A]on[B]in[C]among[D]along

　　38.[A]managed[B]achieved[C]succeeded[D]fulfilled

　　39.[A]before[B]by[C]with[D]round

　　40.[A]that[B]much[C]far[D]so