1) I know I had to finish my homework last night.2) I know I have to finish my homework last night.主句谓语动词是现在时间范畴的时态，宾语从句时态不受限制。但如宾语从句中出现时间状语，时态是否要转换？以上两个句是否都正确？还是只能用1)?...
请教老师：在一个外教老师的课上听到这样一句话 I hit a snag on my way traveling to China。这里traveling to China是什么成分？如果是现在分词做定语那语法上有问题，因为所修饰的名词the way并不是traveling的逻辑主语啊。感觉应该用on my wa...
Although we have been working in the same office for several years , she ____me much impression A.hasn’t left B.didn’t leave C.doesn’t leave D.isn’t leaving 这道题您之前答过，当时您认为A是正确的选项我的...
With respect to its absorption, the major determinants are the sources of iron contained within foods consumed depending upon the form, heme or nonheme.depending upon the form, heme or nonheme.是整句的状语吗？
老师好。我在听力材料中看到个句子:Thanks，Philip. So now I guess the two main things to remember here are to identify individual talent and then to utilize it.
其中，two main things 后面的不定式用的是主动的“to remember”而不是“to be remembered”。是不是...
sb be done to do结构例如 He is thought to be hiding in the woods.我们知道这种结构相当于是It is thought that he is hiding in the woods.这个句型转化而来那么这里为什么不直接用He is thought hiding in the woods？即用现在分词作主语补足语，因为He is found ...
在夸克语法(A Comprehensive Grammar of The English Grammar) 5.17 All and whole 小节中，作者写道：(ii) All the or the whole is used with other count nouns that are understood to be divisible:all the/the whole family/way/story我对这句话的理解是：all the 或 the whole 可以修...