backlog an accumulation of jobs not done or materials not processed that are yet to be dealt with (especially unfilled customer orders for products or services)老师好，我知道yet是非肯定词，这里表示的就是一种不确定会不会被解决的状态是吧
...语吗？①I noticed a special snail taking a stroll on my plant.②There are 30 people coming to dinner tonight.③There was sign telling motorists to slow down.④Its driver had a lot of troble trying to stop it.请问老师，第1、4句和其他句是同一类型吗？都是定语性质吗？...
...g not attended a single one of the extracurricular training classes which parents are keen to put their kids in, the boy is happy to learn independently.请问老师，应不应该改为Not having attended a single one...。非谓语动词的否定应在前面加not。
.... I am sorry to say what I am aboutto say, since it must inflict irreparable injury upon Mr. Billson, whom I have always esteemed and respected until now,...
...中 Our day was filled with laughter，lots of selfies(自拍)，chatting about experiences and also complaints of how steep the steps were the higher we climbed 。后半句“how steep the steps were the higher we climbed”是什么用法呀？按理说不是应该the+比较级，the+比较级结...
...The energy efficiency and emissions of the most advanced electric designs are pretty good. As good as solo drivers in efficient cars. And while there are no prices yet, there is nothing in these designs that needs to be very expensive if made in quantity -- but nobody has ever made passenger airplan...
...等条件允许他就会买辆新车。（=as soon as he is able to buy a care.）3.用作宾补（参见后面的“用法说明”） 【用法说明】1. able的比较级和最高级通常是abler和ablest，也可以是more able和most able，有时还可用better able和best
able：He is abler...
如： He was truthful about how he had acquired the lamb but not about its colour.about是必须的吗，在翻译的时候怎么翻译这个about？ 能否不用介词直接接上句子？（He was not truthful its colour）？
With the young
unable to afford to leave home and the old at risk of isolation, more families
are choosing to live together.这个句子有点奇怪，怎么会用形容词(young)修饰形容词(unable)呢？
... gallery was a notice which said " Do not touch the exhibits. Some of them are dangerous"问题1：主句的结构是不是：主语 the first thing谓语系动词：wasa notice 是不是表语？问题2 :a notice which said “Do not touch the exhibits. Some of them are dangerous ”定语从句的...
... way to inculcate employees into Apple's business culture and educate them
about its history, particularly as the company grew and the technical business
changed. 请问老师as a way to inculcate employees into Apple's business culture and
educate them about its history作什么成分？宾语补...
原文来自经济学人 Work and the pandemic: Only disconnect
As office life approaches some sort of new normal, remote working is here to stay. Employers enjoy cost savings as they spend less on desks and floor space. For employees the promise is of time saved: spared of their commute, they ...