...ssation or reduction of breathing when falling asleep as the sleeper waxes and wanes between sleep and wakefulness and their differing control mechanisms. “and their differing control mechanisms” and 前面并列的内容是什么？这部分在句子中做什么成分？原因状语吗？
Fats and sugar are very rich in energy but poor in vitamins, minerals and dietary fibre. 脂肪和糖类热量很高，但维生素、矿物质和膳食纤维贫乏。fat 是不可数名词吧，这里的复数 fats 是强调不同种类吧，即多种脂肪，对不对？但问题是，为什么 su...
...elebrating, all right," she said impatiently. "You'd think they'd be a bit more careful, but no .我问这句话里边两个缩写的'd这什么意思？是表示推测，后面一个是表示建议吗？（注:这句话表示的意思结合语境应该是，说话人，认为they应该当心一些...
...glow shed by
advertisements on cold wet winter nights. Few things could be more impressive
than the peace that descends on deserted city streets at weekends when the
thousands that travel to work every day are
tucked away in their homes in the country. It has always been a mystery to
me why city dwe...
The word 'dictate' means to say something out loud to be recorded, and the word 'dictionary' refers to a resource that lists the words of a language and how to say them, and they both come from the Latin word 'dicere'.求指教！句子中有2个and来连接独立句，这种用法有没有问题？...
...扔掉。(2014湖北卷单选)I
often found myself telling my mom to drive more slowly, so that I could read
all of the road signs we passed. 我经常情不自禁地叫妈妈开车的时候慢一点，这样我就能看清我们经过的所有路标。(2019天津卷阅B)He
hung a colorful sign on e...
...e, because although the yold will constitute a bulge of comparative health and activity over the next decade, by 2030 they will hit 75—and enter a long period of decline for which few rich countries are ready.请问老师这里的because although是可以连用的吗？②By continuing to work, an...
有一道题：
He _____ in London for more than ten years, but he has never regretted his final decision to move back to China.
这个填lived
请问老师， 为什么有完成时标志，而且下半句是现在完成时（过去影响了现在），此空还不填过去完成时呢？
A man has not any more right to say an uncivil thing than to act one. 上面一句摘自《现代英语语法》，句中的right在这里是“正当的要求；权利”的意思吧。如果是的话，那不应该是可数的吗？应该为“rights”吧。还请专家老师帮忙解答。