——You see how thin Ann is!——She gain some weight but she too little.A. would; ate　B. will

问题补充：

——You see how thin Ann is!

——She gain some weight but she too little.

A. would; ate

B. will ; eats

C. would ; has eaten

D. will ; is eating

答案：

A. would; ate

B. will ; eats

(答案→)C. would ; has eaten

D. will ; is eating

解析：句意：---你看Ann太瘦了。----她会增加体重的，但她吃得太少了。根据句意：“她瘦”和“她吃得少”均为客观事实，那么“她体重会增加”就应是假设(注意句中的转折连词 but)，所以第一空应填 would，其实，此句可理解其后省略了一个条件状语 if she ate more (如果她多吃一点的话)。根据句首You see how thin Ann is! 这一所给信息可知，“她瘦”应是客观事实。所以她“吃得少”也应是事实，所以第二空应填 has eaten(表示她一直吃的很少)。此题最佳答案选C。