New York is ideal for this study because _______high-rise buildings

问题描述:

New York is ideal for this study because _______high-rise buildings
a there is plenty of
b of the number of
c it has plenty
d the number
好像前三个都可以

A 错误 应该是 there 【are】
B 错误 应该是 【a】number of
C 错误 应该是 plenty 【of 】
D 更错 语法错误
如果非要从中选一个答案的话,B勉强