The document discusses ambiguity tolerance and intolerance. It defines ambiguity as lacking sufficient information or having complex, contradictory situations. Ambiguity tolerance is accepting uncertainties in a neutral way, while intolerance views ambiguity as threatening. Ambiguous situations in language learning include lacking information, multiple meanings, and vagueness. Students who tolerate ambiguity are open to change and perform well in new situations, while those who intolerate ambiguity avoid or give up when facing ambiguity. Ambiguity is inevitable in language learning, so a moderate tolerance is suggested to be beneficial.