Chinesemen

問題詳情：

 Chinese men _________ weigh 1.6kg heavier than 10 years ago, and women 1.8kg heavier, according to a survey published by the Chinese Nutrition Communication Conference.

A. on condition that   B. on average     C. in place           D. on behalf

【回答】

B

知識點：介詞

題型：選擇題