因为8÷4=2,所以______是______的倍数,______是______的因数.
因为8÷4=2,所以8是4和2的倍数,2和4是8的因数;
故答案为:8,4和2,2和4,8.
胃溃疡腹痛的规律是()
A.无明显规律性
B.疼痛一排便加重
C.进食一疼痛一缓解
D.疼痛进食一缓解
E.疼痛排便缓解
Emergency line operators(接线员) must always _____ calm and make sure that they can get all
the information they need to send help.
A.grow
B.remain
C.appear
D.look