...eans that a DNA database may have a lot of data from some
regions and not others, so a person's test results may differ depending on the
company that processes the results.这里的and not others肯定不能分析成插入语语或补充语了，只能分析成并列，那么同样的问题，并列...
...&M to offer a $5.95 knit miniskirt in all its 2,300-plus stores around the world, it must rely on low-wage overseas labor, order in volumes that strain natural resources, and use massive amounts of harmful chemicals.这句话中：1) 此处，为什么用 order 而不是 orders？2) that 引导...
...ule a container which is filled with objects
considered to be typical ofthe present period in history and then buried, so
that it can be dug up and studied in a future period 时代文物秘藏器（装入具有时代特征的物件后埋入地下，以供后世发掘研究）在具体句子中...
Hawken will
continue to offer a selection of courses, and given all that we have learned
over the past year, we are excited to offer courses in both in-person and
online.请问此处的 given all that该如何理解？that 是作leaerned的宾语呢还是和given all that一起的?
put the book on the
table
throw the stone
into the river
1.对于上面的表达，一般都将 on the table或者into the
river看做状语，但这里不可以将介词短语看做动词作用于宾语后，介词短语是对宾语的状态的进一步修饰吗。就是按照paint the wall blue...
...having done、何时不可，我有一些疑问：一、"Working hard over the last several years, Li
Dan has expanded her business to include agritourism."这一句中用working而非having worked作状语，是否是因为having done形式仅用于状语部分动词明显发生在主句之前的...
—Does your sister work as a teacher in Canada? —No, but she once ______ there for five years． A．taught B．had taught C．has taught D．would teach改题答案为A,可不可以用完成时啊，谢谢！
人们把现金作为礼物送给家人和朋友时，通常放到红色信封里，这句话怎么翻译，我的翻译是否合理 ？Cash regarded as gift by Chinese people to sent family members or friends is often put in red envelopes.这是我的翻译, 是否合理?
I certainly hope it 's not because in light of Dr.Lim's recent promotion to Chief of Surgery that she's now your supervisor?这个句子的结构有点看不懂，请问这个句子规范吗，按理说because后应该是个从句，但这从句的结构该怎么理解，in light of该...
No matter how frequently they are performed, the works of Beethoven still attract people all over the world. 不管被表演了多少遍，贝多芬的作品依然能吸引全世界的听众。
此句中的No matter how frequently they are performed是让步状语从句吧，请问其中的they...
What about the result ofthe table tennis match?Luckily I defeated Laura yesterday. Normally I ______________ tabletennis for weeks.A. haven't practised ...