A:(﹣∞,﹣1)∪(4,+∞)
B:(﹣1,4)
C:(﹣∞,﹣4)∪(1,+∞)
D:(﹣4,1)
根据句意及首字母提示,填写单词(1)I’d like to have two apple p____ .(2) Boys, stop t____ stones at the poor dog.(3)The dish Mom cooked p____ a nice smell.(4)One c____ means a hundred years.(5) In a____ times, it was hard for people to travel around.
半信半疑( )
如图为初中化学常见气体的发生与收集装置.