庆祝澳门回归祖国,同学们做了64朵红花、76朵黄花.每7朵花扎成一束,这些花一共可以扎成多少束?
(64+76)÷7
=140÷7,
=20(束);
答:一共可以扎成20束.
糖尿病合并乳酸酸中毒最常见的原因是()
A.注射胰岛素
B.服用苯乙双胍
C.感染
D.失水
E.服用普萘洛尔
A principle of (manager) is to ensure that every (action) or (decision) achieves a carefully (planned) goal.
A.manager
B.action
C.decision
D.planned