She jumped the fourth grade in primary school.她跳过了小学四年级.Children enter primary school at the age of 7.孩子们7岁进小学.I started primary school when I was 5 years old.我五岁时开始读小学....
To Americans , polite conversationalists empathize by displaying expressions of excitement or disgust, shock or sadness.对他们来说, 有礼貌的谈话者应该靠着表示出惊喜、讨厌 、 吃惊或悲哀的表情来与别人心领神会....