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【判断题】
Russia is the largest country in the world, spanning 11 time zones and bordering 14 sovereign countries. ( )
A.
正确
B.
错误
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【多选题】1关于霍乱的叙述，下列正确的有
A.
传播途径主要是通过污染的水源或食物经口摄入
B.
只需少量细菌（102~103）即可使人感染发病
C.
细菌入侵肠上皮细胞和肠腺而损伤肠壁
D.
为人畜共患病
E.
致病是通过肠毒素作用于小肠上皮细胞受
【多选题】Which of the following statements can serve as explanations for the statement “He always arrives earlier than the appointed time.”?
A.
He is raised so.
B.
I’ve kept a record and he is always fifteen minutes earlier.
C.
He hates wasting other people’s time.
D.
We should give him a different time next time so that he can arrive just as we expect.