Mr. Li is gaining . He has to do some exercises to lose .
A. weighty…weigh
B. weight…weight
C. fat…weigh
D. weighty…heavy
网友回答
A. weighty…weigh
(答案→)B. weight…weight
C. fat…weigh
D. weighty…heavy
解析：词义辨析。Weighty形容词，重的；weigh名词，权衡，称重；weight重量，砝码；fa脂肪，肥肉；heavy重物。句意：李先生正在长胖（增重）。他不得不来做练习减肥。故选B。