1. The boss wants to hire an useful person. 用a还是an,取决于后面单词的第一个音标,如为元音用an,为辅音用a。useful的第一个音是辅音所以应把an改为a。类似的,我们说a European country. 2. Plane is a machine that can fly. Plane为可数名词单数,不能单独放在句...
experiment既可作可数名词,又可作不可数名词。作名词的时候表示“试验、实验、尝试”等意思,既可作可数名词,又可作不可数名词;当experiment作动词的时候表示“尝试、做实验”等意思。 1、experiment的用法 experiment后接介词in, on〔upon〕,意指“做…方面的实验”,...
汉语如此,英语亦如此。你可能会认为“A piece of cake”的释义是“一块蛋糕”。的确,如果你在英语母语者家里坐客,主人端上来了一份蛋糕,并说:“Do you wanna a piece of cake?”这个短语的释义就是它次级结构语义的相加。但是在另一些情况下,这个短语的意思就与构成它...
Unhealthy curiosity is possible to ___, however. 这句话之后出现了论据,用以支撑前文的论点:In a final experiment, participants who were encouraged to predict how they would feel after viewing an unpleasant picture were less likely to choose to see su...
differentiate between A and B. 介词between表示在A和B之间 , 原文含义为:“4个月大的孩子可以区分出一个可信的人和一个不诚实的人”。 14、【答案】[C] introduced 【解析】此处考察成分搭配。原文表达: Sixty toddlers were each___ to an adult tester holding a ...
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