读短文，判断正(√)误(×)。

      Chinese people had calendars for a very long time. They watched the sun and the moon and then made the

calendar. They called it the " moon " calendar. Every year they have 12 months. But sometimes they had 13

months. They also had weeks in the calendar. Each week there were seven days. Now Chinese people still use

the " moon " calendar for important holidays.

( ) 1. Chinese people called their calendar the " moon " calendar.

( ) 2. They had 13 days every month.

( ) 3. They didn't have weeks in the calendar.

( ) 4. Chinese people don't use the " moon " calendar anymore.

急性肾炎的病因绝大多数与下列哪种微生物感染有关（）

A.乙肝病毒

B.巨细胞病毒

C.β-溶血性链球菌

D.沙眼衣原体

E.葡萄球菌