It isn't polite ______( laugh ) at others

It isn't polite ______( laugh ) at others It isn’t polite to touch something personal的意思 ________ (point) at others isn't polite that' gina ,isn't it?----____ a.yes she is b.no she isn't c.yes is isn't d.no it isn't 请详解 that' gina ,isn't it?----____ a.yes she is b.no she isn't c.yes is isn't d.no it isn't 请详解 It's white.It's ____ ____ white_______ No,it isn' t.____quilt____ purple 填空 don't eat ____(noise) at the table,it's not polite 一空一词They have been taking for the whole three hours 改一般疑问句____ they____ ____ for the whole three hours.To spit in public places is not polite.____ isn't polite _____ spit in public places. It isn't my cap Whose cap is it,____(那么)?It's heIt isn't my capWhose cap is it,____(那么)?It's hers no,it isn't isn't it nice say it isn`t 根据句意,选择方框中的单词并用其正确形式填空rude shake polite smile stare1.It isn't ____ to point at others with your chopsticks（筷子）.2.The child ____ at the stranger for a few minutes.3.We usually ____ hands when we meet e it is a pen ,isn't it ? ____ ,it is pen It is impossible,____?a.is it b.isn't it C.will you D.won't it It's a sunuy day today,____ it?是不是isn't Is this a pan?____,it isn 't.Is this a pencil?_____,it is. Donˊt play tricks ____.It’s not polite .A on theres B on the others