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问题 介词in用法疑问

There was an applicant in just yesterday dropping off a resume in person.请问老师这里为什么用了介词in？不要可以吗？

问题 fill 的用法

2021高考完形填空的一道题：He filled a suitcase full of pepperoni.Fill就是充满的意思，后面full of 不是重复了吗？有fill sth full of sth的表达吗?

问题 句子解析

One of those habits is smoking, which scientists said is the biggest determining factor in a person's lifespan. 请问老师句中scientists said理解为插入语，还是理解为从句的主语+谓语，然后which指代smoking作宾语从句的主语？谢谢老师

问题 语法填空用一般现在时还是一般过去时(2020年高考题)

曹老师，您好！请您指教：Chinese researchers hope to use the instruments onboard Chang’e-4 ___66___ (find) and study areas of the South Pole-Aitken basin. “This really excites scientists,” Carle Pieters,a scientist at Brown University, says, “because it ___67___ (mean) we have the...

问题 between most of如何理解（来自2021高考英语全国卷I阅读理解D）

... 要用于两者之间吗？这里为什么用于 most of 之前？The researchers examined various levels of noise on participants as they completed tests of creative thinking. They were randomly divided into four groups and exposed to various noise levels in the background, from total silence to 5...

问题 句子结构分析

The president tweeted out an illustration of a very pointy, very high metal fence which he called “our Steel Slat Barrier which is totally effective while at the same time beautiful!”

问题 现在分词的用法

Instead, it seems to be redirecting aggression in a threat display and Ottawa is the unlucky object getting thrashed. 请问redirecting在这里做什么成分？是现在分词吗？修饰谁？

问题 英语句子结构分析

It was the first work of Gothic fiction to include a doctor.请问这句话对吗？

问题 it that 用法

It's late.I know   A. it B. so C. that D/  答案选D。为什么不写it

问题 这里的in是什么意思

he gave a speech in which he thanked all the pupils.

问题 难句分析

And since 1991, productivity has increased by about 2% a year, which is more than twice the 1978-87 average.这里是表示比平均数的两倍还多，还是说高出平均数的两倍以上（即3倍多）？

问题 operating怎么理解

CNN 《Company Uses Drones In Reforestation》There's multiple drones operating to perform a task simultaneously.这里的operating怎么理解？其后的to perform是作名词定语，还是表目的呢？

问题 过去完成时

请老师帮我看看这道题，不应该用完成时吗？--Have you graduated from College？---Yes,_____.A.I studied French for two years .B.I had studied French for two years.

问题 分析句子结构

The biggest gender difference is at the lowest post-school level,where 90% of those who held a skilled vocational diploma were men,compared with only 10% of women.请老师回答，谢谢！

问题 时态问题

Many of the reductions over the past 30 years have been achieved either by reducing the amount of sugar, salt or fat in a product, or by finding an alternative ingredient.这个句子have been achieved是什么时态