Mun or dad, of course, provide a regular supply of pocket money,but uncles and aunts are always a source of extra income.
这里的provide不是应该用provides?
来自新概念3 Lesson 15
1)Customs and Border Protection says 724 kilometers of border wall are on target to be completedly by the end of 2020.2)We were still right on target for our deadline. (我们那时仍然很有希望在最后期限之前完成目标)请教老师：a)以上2句中的on target是否用法含义都一...
...because of, on account of, in order to 这些介词短语，例如：I can not arrive because of bad time. 因为天气不好，我不能到达。because of... 修饰的主句中的什么，是 can not arrive 这个谓语？还是整个句子？同样还有这句：I want to discuss with them in ord...
...构则须用mustn’t。例如: The children must wait outside, mustn’t they? 当must表推测意为一定时，其否定结构一般也不用mustn’t，而须用助动词（即通常用的do, be或have）的否定式。例如You must have
seen him yesterday, didn’t you? 《薄冰...
... saw, when the hall-door was opened a moment by the wind;
but then we were not afraid, for wasn't it her old smile she wore?—to sit there
around the fire, and weep over the woes of the "Babes in the Wood,"
who lay down side by side in the great solemn shadows; and how strangely glad
we felt when t...
A world order will come not by a gentlemen’s agreement, but through so decisive a victory by one of the great powers that it will be able to dictate and enforce international law, as Rome did from Augustus to Aurelius.老师好，句子能看懂，这个倒装为什么能这么用呢，s...
...ite as bad as expected. The lawyer’s questioning of the witness did not go on as long as expected.The level of competence among hospital staff was not as high as expected. 请问这里的 as expected 是什么成分？它是什么东西的省略？谢谢！
In the last couple weeks many Americans went from not even hearing about the coronavirus to having President Trump recommend the closing of schools or social distancing meaning not more than 10 of us in a room at the same time.上句中the closing of schools，可否换成the closure of schools...
...h. The fatality is gonna drop. So when you hear the context, it's not quite as scary.感染这种病毒是非常困难的，它比我们想象的要温和，死亡率会下降。所以当你了解前后发生的事情的来龙去脉的时候，就没那么可怕了。请问老师：以上2...
...rials is dependent from several parameters, among which the most important are the stress level, confining pressure and moisture content, the Mr value decreases along with the increase in water content为啥among前没有加连词，后面的the Mr前也没加连词，这不是逗号连接分句了...
According to Cynthia, school and friendship /
relaxation are both important.这是高中英语新教材译林版必修1第2单元的句子(p23)。我知道 go to school, in school, at school 这些固定搭配是不用冠词。但这个 school 不属于这一类吧，为什么没有冠词？
What
are the differences between the waste management in Sweden and that of some countries in Africa?句子摘自北师大高中英语必修第三册第8单元(p43)。老师说这里的
that 是替代词？请专家老师分析一下它的用法（最好有例句），谢谢！
...laying a positive trend—should drive home
the message that such measures are crucial, and how imperative it is that the
decision is made to adopt them at the earliest date.1.这句中 and后面是并列的哪里？2.how imperative it is 是做什么成分，后面的that从句是什么从句？