OG20-879

Will_Jeanette

[size=14.007px]Because there are provisions of the new maritime code that provide that even tiny islets can be the basis for claims to the fisheries and oil fields of large sea areas, they have already stimulated international disputes over uninhabited islands.

[size=14.007px]A. Because there are provisions of the new maritime code that provide that even tiny islets can be the basis for claims to the fisheries and oil fields of large sea areas, they have already stimulated

[size=14.007px]B. Because the new maritime code provides that even tiny islets can be the basis for claims to the fisheries and oil fields of large sea areas, it has already stimulated

[size=14.007px]C. Even tiny islets can be the basis for claims to the fisheries and oil fields of large sea areas under provisions of the new maritime code, already stimulating

[size=14.007px]D. Because even tiny islets can be the basis for claims to the fisheries and oil fields of large areas under maritime code, this has already stimulated

[size=14.007px]E. Because even tiny islets can be the basis for claims to the fisheries and oil fields of large areas under provisions of the new maritime code, which is already stimulating
[size=14.007px]我想问一下，为什么B中的第二个分句主语it不会有指代不清的问题；以及什么时候用it不会被认为是指代不清？谢谢！

长丝弓

OG里说这里the new maritime code很清楚是主句it的先行词，也因此很清楚的是has already stimulated的主语

这里再举几个例子体会一下吧
English has an advantage over most of the other languages because it has become an international language.
Because Mercury is a liquid, it differs from other metals.