问题
选择题
---- _____ does your school have the parents’ meeting ?
---- Twice a year.
A．How often
B．How long
C．How many
D．How much
答案
答案：A
题目分析：A.多久一次B.多久 C.多少 D. 多少.句意: —你的学校多久开一次家长会？—一年两次。知选A。
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