问题
选择题
How many ________ are there in the school?
A．librarys
B．classes
C．glass
D．grade
答案
答案：B
how many后接可数名词的复数形式，故选答案为B，A项复数形式不对。
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How many ________ are there in the school?
A．librarys
B．classes
C．glass
D．grade
答案：B
how many后接可数名词的复数形式，故选答案为B，A项复数形式不对。