Iflawandorderaswellasrulesandregulations

問題詳情：

If law and order as well as rules and regulations ______, neither the citizen nor his property is safe.

A. are not observed                                       B. is not observed

C. were not observed                                D. was not observed

【回答】

B

知識點：一般現在時及其被動式

題型：選擇題