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问题 怎样理解：earthworms gain 14% less body weight when operating under rubber

... finds earthworms gain 14% less body weight when operating under rubber, a form of artificial grass, which might not be a problem for its fans,as wormholes are regular disgusting things,but it disappoints green types. Ms Davison of the RHS(皇家园艺学会)says a group of wildlife-loving gardeners...

问题 为什么用when he has been stupid,而不是when he is stupid

...p;decide to do it without asking anyone for permission or approval. 擅自决定做Knox had taken it on himself to choose the wine. 诺克斯已擅自主张选了这种葡萄酒。He took&nb...

问题 一道涉及现在完成时中短暂性动词和延续性动词的题

...】They have made so great progress _________. A. three years ago B. for three years C. in the past three years D. before three years 我想问，make progress是短暂性动词吗? 若是，那么为什么和一段时间连用?（我之前看到过make friends with 变be friends with...

问题 一道冠词选择题

If you don't know _____ English for this word, you can look it up in _______ Chiense-English dictionary.A. 不填;  the B.不填; a C. the; a D. the; the 答案为C. 第一个空 the 是什么用法？

问题 aim, objective, goal区别

The plan needs to include：● The marketing aims and objectives, for example how many new customers you want to gain and the anticipated size of your customer base at the end of the period.aim, objective, goal区别

问题 in case,for fear that,in order that,so that从句时的谓语

1. 谓语动词是只能用could/should/might/would吗？可以用can may will吗？2. 看到语法书上说for fear that 后的谓语动词接may/might, in case一般是接陈述语气或should,就想请问这几个目的状语从句的谓语动词到底该怎么用？谢谢您！

问题 most前面为什么都没the?

1.Mars is the planet most like Earth.2.Wang Wei (701-761) was a well-known poet and painter who lived during the Tang Dynasty.He was most famous for his shanshui peotry.这个most什么意思？

问题 the names of the weeks(星期名称)

abbreviations for the names of the weeks 星期名称的缩写形式Sunday——Sun 早期日Monday——Mon 星期一Tuesday——Tue 星期二Wednesday——Wed 星期三Thursday——Thur 星期四Friday——Fri 星期五Saturday——Sat 星期六请问这里的 weeks 为什么为复数, 而不...

问题 句中it's been a year 等同于 it is a year 吗?

...alls Short During the Crisis》People have turned to technology as never before.During the pandemic,work,school,visiting the doctor, staying close to friends and family, for better or worse, it's been a year for technology to showcase how it can play an evenbigger part in people's lives.请教老...

问题 therein的用法

...spires and turrets of crimson. There is a broad, worn hearth; broad enough for three generations to cluster on, worn by feet that have been torn and bleeding by the way, or been made “beautiful, ” and walked upon floors of tesselated gold. There are tongs in the corner, (3) wherewith we grasped ...

问题 use to,be used to do,be used to doing和be used for

use to,be used to do,used to do,be used to doing和be used for的区别？老师，有时不明白use在这些词组中是什么词性的，这些都是固定用法吗？

问题 关于 over 与more than的用法

...可以做主语呢？   再如一个例句： She stays in Lagos for over a month, 同样词典给的词性也是做介词， 但是for已经是介词了，over怎么可能是介词词性呢？这很是让人费解。在说回more than， 我们知道more than可以看作复合连词，也...

问题 “情态动词+have+done”能否对将来表示推测（一般用来对过去推测）

...过，现在举几个例子：1. There will have been a definite result before Friday. 星期五以前肯定会有结果。2. By the time you get to Beijing tomorrow, I should have left for Shanghai.等你明天到达北京的时候，我很可能已经动身去上海了。3. He may have left w...

问题 "看故事"为什么用 see a story 而不用 read a story

...of my refrigerator. Mike Curtin sees my arugula story all the time — but for him, it’s more like 12 boxes of donated strawberries nearing their last days. Curtin is CEO of DC Central Kitchen in Washington, D.C., which recovers food and turns it into healthy meals. Last year it recovered more tha...

问题 It is expected of sb to do sth句式

It is expected of him to see the play. 为什么在动词不定式前不用for，而用了介词for？盼望专家老师解惑。