Оч надо! we were discussing the clothes we (1. plan) to take for our trip. george said two suits of flannel (2. be) sufficient as we (3. can) wash them ourselves in the river when they (4. get) dirty. we asked him if he ever (5. try) washing suits in the river, and he replied that he (6. know) some fellows who (7. do) it before quite easily. we were weak enough to fancy he (8. know) what he (9. talk) about. we were to learn in the days to come, when it (10. be) too late, that he (11. have) no idea of the matter. if you had seen those suits after washing!
2.would be
3.could
4.would get dirty
5.he had ever tried
6.had known
7.had done
8. knew
9. talked
10.was
11.didn't have