They ___farmers. A. are all B. all are C. are both D. both are

问题描述:

They ___farmers. A. are all B. all are C. are both D. both are

正确:A/C
all/also/both等词常位于实义动词前,助动词/be动词后.因为They可能指两者,故选择C,也可能指三者以上,故选择A.