谁帮我解答一下这些语法题阿.

题目

谁帮我解答一下这些语法题阿.
1.Please illustrate with two examples the use of collective nouns that could be singular or plural forms.
2.Could you expiain the subjective-verb agreement for the existential sentence?
3.how do you understand the concept of double genitive?
4.What is the difference between anaphoric specific reference and cataphoric specific reference?
5.How do you achieve the pronoun agreement in a discourse?
6.Please explain the use of the reflexive pronoun as an object in a sentence.
7.What is the difference between the past progressive aspect and simple past tense?
8.What is the difference between present perfect aspect and simple past tense?
9.Please list at least five ways to express future time
10.Please explain three ways toexpress the be-type subjective mood.
11.Could you summrise the basic principle of spistemic use of moda; auxiliary?
12.Could you please illustrate the use of absolute construction?

答案

1.请举两个例子说明集体名词可使用单数或复数形式.2.你能解释存在句中的主谓一致吗?3.你是如何理解双重所有格的概念的?4.前照应特指和后照应特指的区别是什么?5.如何在语篇中实现先行词的人称及单复数(的一致)?6.请...