.... “We can rule out that the dogs simply distinguish between the
pictures basedon a simple cue, such as the sight of teeth,” said study author
Corsin Muller. “Instead, our results suggest that the successful dogs realized
that a smiling mouth means the same thing as smiling eyes, and the same ...
...师们好，我在学习英语时遇到这样一个句子：The children don't have to go to school on Sundays. 我突发奇想，可不可以用 the Sunday 代替 Sundays ? 这样一来，这句话就变成：The children don't have to go to school on the Sunday. 因为 Sunda...
Two men who recently spent five days on a coral island wished they had stayed there longer.这句话可不可以改成：Two men who stayed on a coral island for five days wished they had stayed there far more days.
1. This is excellent information that she can pass on to her partner! 她可以把这条重要的信息传给她的伴侣在这个定语从句中，that引导的关系词做pass on 的宾语，to后面表示对象状语，即she can pass the excellent informationon to her parter.2. The cost-roughly...
...有一句话:Central Park was America's first urban park, …, 150 years on,
and surrounded by wall-to-wall skyscrapers of Manhattan.我查字典里单词on在句子里做副词使用时，都与动词或是系动词连用，可是这个句子中150 years on却是单词on单独使用，我搞不明...
on time（按时）通常是用作状语的，对不对？比如：The train came in on time. 火车准时抵达。He said he would be late, yet he arrived on time. 他说他会迟到，但他却准时到了。I’m afraid it’s next door to impossible that we’ll be there on time. 看来我们几...
...nd it of very irregular shape, with no edges
nor corners, nor a flat plane on it. 老师您好！想请问一下最后为什么要加一个on it，不重复吗？如果不重复，是为什么呢？(感觉没太见过with sth on it，一般就是with sth)如果没有最后半句，要加on it吗：....