在文獻綜述的寫作中，下面哪種情況適合用現在完成時？

A.It is used when summarizing an area of research in the literature review.

B.There is no specific date or time you can refer to in the beginning of the literature review.

C.It is used when referring to someone’s views，positions or arguments，especially when comparing positions in a debate.

D.The research referred to is recent，or is more indicative of the present state of knowledge.

正確答案：It is used when summarizing an area of research in the literature review.There is no specific date or time you can refer to in the beginning of the literature review.It is used when referring to someone’s views，positions or arguments，especially when comparing positions in a debate.The research referred to is recent，or is more indicative of the present state of knowledge.