Theheavysmoggydayslastedforawinter,
問題詳情:
The heavy smoggy days lasted for a winter, ______ a serious traffic confusion in northern cities.
A. causing B. caused C. having caused D. being caused
【回答】
A
知識點:非謂語動詞
題型:選擇題
問題詳情:
The heavy smoggy days lasted for a winter, ______ a serious traffic confusion in northern cities.
A. causing B. caused C. having caused D. being caused
【回答】
A
知識點:非謂語動詞
題型:選擇題