GWD Verbal 22-Q20讨论

Lynn322

Q20:
Not only did the systematic clearing of forests in the United States create farmland (especially in the Northeast) and gave consumers relatively inexpensive houses and furniture, but it also caused erosion and very quickly deforested whole regions.

1. Not only did the systematic clearing of forests in the United States create farmland (especially in the Northeast) and gave consumers relatively inexpensive houses and furniture, but it also
   
   
2. Not only did the systematic clearing of forests in the United States create farmland (especially in the Northeast), which gave consumers relatively inexpensive houses and furniture, but also
   
   
3. The systematic clearing of forests in the United States, creating farmland (especially in the Northeast) and giving consumers relatively inexpensive houses and furniture, but also
   
   
4. The systematic clearing of forests in the United States created farmland (especially in the Northeast) and gave consumers relatively inexpensive houses and furniture, but it also
   
   
5. The systematic clearing of forests in the United States not only created farmland (especially in the Northeast), giving consumers relatively inexpensive houses and furniture, but it
   
   

Answer:  A

上题的答案是A，相对于其他答案来说，A确实比较合理，但是在A中，but it also这种用法是否常见，其中it是应该指主语the systematic clearing of forests 吧，盼讨论。

BlackTTea

我想问问。A中的gave是和creat并列吗？为什么时态不一致，not only在句首部分倒装，如果gave和creat并列，为什么不用give呢？望NN解答。。~

eshopaholic

也有此疑问，请高人点化