Fill in the right tense Tom Wilson 1) is (be) an explorer. He 2) be) to nearly every country in the world, but the most exciting time he 3) (ever/have) was when he 4) (go) to the Congo jungle. A magazine 5 (ask) him to retrace the route of a famous explorer who 6) (disappear) in the 1920's. As he 7) follow) a small river he got separated from his guides. He 8) (go on) alone, hoping he 9) (find) them, but instead he 10) (encounter) a group of natives. He 11) (stay) with them for several days and 12) (find out) that a very old woman 13) actually/meet) the famous explorer. She 14) (know) how he 15) die). Tom 16) (become) very friendly with the natives and now he 17) (plan) to go back and see them again. He is sure they 18) (welcome) him back.

Explanation:

Tom Wilson 1) is (be) an explorer. He 2) has been be) to nearly every country in the world, but the most exciting time he 3) ever had (ever/have) was when he 4) went (go) to the Congo jungle. A magazine 5had asked (ask) him to retrace the route of a famous explorer who 6) disappeared (disappear) in the 1920's. As he 7) was follloeing follow) a small river he got separated from his guides. He 8) went on (go on) alone, hoping he 9) finds (find) them, but instead he 10) encountered (encounter) a group of natives. He 11) (stay) with them for several days and 12) (find out) that a very old woman 13) actually/meet) the famous explorer. She 14) (know) how he 15) die). Tom 16) (become) very friendly with the natives and now he 17) (plan) to go back and see them again. He is sure they 18) (welcome) him back.

the answer is sail boat won the race , and it was going 8 feet per   second

nature versus humanity!