Etiquette in Language Communication
be tolerant of对...宽容，体谅She was tolerant of different views. 她容忍不一样意见。我们应该学会宽容他人。You should learn to be tolerant of others. have trouble (in) doing sth.        在做某事上有麻烦He has trouble in learning English.他在学英语方面有麻烦。
pretend to do sth.假装做...She didn't love to drink wine,though she pretended to.她并不喜欢喝酒，即使她装出喜欢喝样子。他假装没看见。He pretended not to see.