Rent
the Runway, a popular online retailer offering designer dresses and accessories
for rent, has surged to success among millennial women where
luxury designers might have normally been out of their financial reach.译文：Rent
the Runway是美国一家流行的在线零售商，提供名品服...
the activation of other RTKs upstream of PI3K and AKT，想问老师，RTKs upstream of PI3K and AKT到底是PI3K and AKT的上游，还是RTKs的上游。还有类似的the use of pharmacological compounds have uncovered regulation of RTK protein levels，是指调节RTK 蛋白水平（动宾关系...
Were it not for the adoption of the open policy, things ________what
they are today. A. would never be B.would never have been为什么给出的答案是B呢？从句不是与现在事实相反，主句也没有出现和过去有关的时间词吗？
...不能出现两个动词，这个是非谓语了吗，所以等于名词. The girl suddenly became
awre of a man over there looking at her. = The girl suddenly was aware that a
man over there looking at her.所以介词后面变成doing sth 都算作非谓语，如何可以变成一个名词了...
For most of the earth's history, bacteria have been the only form of
life on our planet. 这句话译为：在地球发展的大部分进程中，细菌是地球上唯一的生命形式。从解释来理解，细菌是唯一的生命形式已经是一个过去状态了，为什么这句话用的是...
But detractors maintain that the terraces could also have been created by geological activity, perhaps related to the geologic forces, in which case they have nothing whatever to do with Martian water.请问在这个句子中，双逗号中间的这个插入语，是修饰了前一句中的terraces ...
请The temptation to steal is greater than ever before.
能不能改成：The temptation of stealing is greater than ever before.
有些名词总是用不定式做定语，请老师指点一下，有没有什么方法来判断应该用什么做定语。
The gift that he bought for me looks beautiful.
句中的 buy 是一个双宾动词，在上面一句中 buy 有两个宾语 me 和the gift，其中一个变成了定语从句修饰的先行词。请问这里的he bought for me 可以换成 he bought me 吗？
...y, tomorrow 在用作时间状语时通常是放在句首或句末。如：The sky is full of gray clouds today. 今天天上满是灰色的云。Yesterday a state dinner was given in honor of the visiting president. 昨天设国宴款待来访的总统。请问它们可以放在句中吗？
...是现在完成时或者现在完成进行时如：So much has changed in the sport since I was a teenager.但有看到过是引导的句子是现在完成时的而非过去式Since you're finished the work, you may leave anyime1、想问since引导状语从句是现在完成时的话，主句...
"Good air" days are those when the daily concentration of PM2.5-airborne particles of 2.5 microns in diameter or smaller that are harmful to health-is below 75 micrograms per cubic meter, while "severely polluted" is higher than 150 mcg per cum这句when the daily concentration o...