---Thoseseniorcitizenscheatedshouldhavebeenwarnedofill...
來源:國語幫 1.21W
問題詳情:
---Those senior citizens cheated should have been warned of illegal fund-raising.
--- . But few could resist the temptation.
A. They were B. They should
C. They must D. They did
【回答】
A
知識點:動詞時態與語態
題型:選擇題