SAT语法IS题OG第6套这道该怎么写?(Having Florence Nightingale as their leader)_英语解答

SAT语法IS题OG第6套这道该怎么写?
(Having Florence Nightingale as their leader) and a growing awareness of the need for cleanliness helped to bring about xxx
A,原句
C,Florence Nightingale as their leader
E,the leadership of Florence Nightingale
C,E区别在哪,求详解
再加一题啊 Marathon racing, a challenging test of endurance, (has become) (increadingly) popular (among) amateur athletes in the (last few) years.
第一个没错吗

人气：346 ℃　时间：2020-05-13 05:11:16

解答

第一题的答案是E.
句式相当于A and B helped to .A 和B要并列,他们的句式要一样.B 的句式是something of something,所以A的句式也要是something of something.所以答案是E.
第二题没有错.has become说的是marathon racing,是单数,而且become的现在完成时是become.