一道GWD 题

eliasfan

GWD1-Q8:

The 32 species that make up the dolphin family are closely related to whales and in fact include the animal known as the killer whale, which can grow to be 30 feet long and is famous for its aggressive hunting pods.



A.include the animal known as the killer whale, which can grow to be 30 feet long and is

B.include the animal known as the killer whale, growing as big as 30 feet long and

C.include the animal known as the killer whale, growing up to 30 feet long and being

D.include the animal known as the killer whale, which can grow as big as 30 feet long and is

E.include the animal known as the killer whale, which can grow to be 30 feet long and it is

eliasfan

The answer is A ,but I want to know the difference between A and E.Why can take out "it"?

eliasfan

UP

Kb24

如果加了it的话句子就断掉啦变成两句话了。前面有个include的。grow to be 30 feet long and is，理解为grow to be 30 feet long and which is..... 是killer whale aggressive, 不是dolphin

ing315

which is a objective clause to explain killer whale
so in the which-sentence, "can grow and is" is parellel.