要使6□29÷68的商是三位数,□中可以填哪些数字?______.
要使6□29÷68的商是三位数,
就要使6□≥68,
即前两位数为68或69
即则□中只能填8和9.
故答案为:8和9.
For the past year, he ______ a flat with others and trying to save money to open his own business.
A.has been sharing
B.was shared
C.had been sharing
D.is sharing
关于化脓性脑膜炎脑脊液特点的叙述,错误的是()
A.外观呈毛玻璃样混浊
B.压力显著增高
C.细胞数显著增加
D.可发现致病菌
E.细胞分类以中性粒细胞为主