We can’t accuratelywhat will happen next.

Everyoneof us has many responsibilities ______usSo we must work hard

I can’ hear you well, would you please speak more slowly—OK, I will!

Where is your sister—She _______a book in the yard.

依次填入下列横线处的成语，最恰当的一组是(　　)①当年我逃难至此，要不是你，我差点儿就没命了，以后但凡有用得着我的地方，就是________，也在所不辞。②他们两个人在战场上可是一起________的好兄弟，哪里会为了这么点儿小事就闹意气呢你尽管放心吧。③在驱逐外侮、走向共和的过程中，既有________的英雄豪杰，也有贪生怕死的懦夫小人，我们鄙视后者，而敬仰前者。