张某、李某共同违反治安管理,公安机关对他们的处罚是,对两人一共罚款二百元。 ( )
参考答案:错
Not until he went through real hardship _____the love we have for our families is important.
A.had he realized
B.did he realize
C.he realized
D.he had realized
不同规格的制动液()。
A、可以混用
B、不可以混用
C、可以偶而混用
D、掺水后混用