Answer:
Recomiendo que tome un crucero.
quien is singular and quienes is plural (sorry i didn’t spell it right i couldn’t figure out how to place accents)
1) Juan and Sofia doubt that
2) lili and don jose are not likely
3) the sports club denies that
4) it is not possible that antonio and mauricio
5) Doña Lucia does not believe that
6) it is impossible that pedrito and you take
7) Felipe and Sister Piedad are not sure that
8) it is impossible that Guillermina and Jorge
9) it is not true that lili and sofia
10) it is not true that the sports club
11) it is not certain that don josé and juan
12) doña lucia and guillermina do not believe that
Holaaa jajajajajajajjajaja
