In
broad terms, the heritability of a trait measures the extent to which
differences among members of a population can be explained by differences in
their genetics.可以帮忙翻译一下吗,特别是哪个the extent to which 到底表示了什么意思?
请教老师这两句的there是代词吗?1. A garden is there to give you pleasure, not to be a constant worry.2. A doctor is there to treat and to cure, not to dismiss anyone as a
hopeless case.
...e picnic--it rained nonstop.有人认为We couldn't have picked a worse day的意思是It is the worst day we have picked.但是,我觉得应该是It was the worst day we had picked 或者It wasn't the worst day we picked.因为这是对具体过去时间上事件的推测,关注的是过去,...
...ealize和to be realized. 句子A我能理解:possible是形容事情的,这里句子的主语和不定式是动宾关系,疑问句还原成陈述句之后,句子其实相当于To realize my wish to become a scientist is possible. 但是对于句子B我就很困惑了,不清楚sur...
名词 block 的意思是“块”“大块”,所以我在作文中用了这样一句:He came home with a a large block of meat and a lot of fresh fruit. 老师说这里的 block 用得不对,应改为 piece。这里一定要这样改一下吗?不改就错算了吗?请专家老师指教...