26. The experiment has_________ the possibility of the existence of any life on that planet, but it does not mean there is no life on other planets. (A) found out (B) pointed out (C) ruled out (D) carried out

31. ----I have tried very hard to find a solution to the problem, but in vain. ----why not consult with Frank? You see, _________. (A) great minds think alike (B) two heads are better than one (C) a bird in the hand is worth two in the bush (D) it’s better to think twice before doing something

26. The experiment has_________ the possibility of the existence of any life on that planet, but it does not mean there is no life on other planets.
(A) found out
(B) pointed out
(C) ruled out
(D) carried out

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