问题
选择题
In some countries, _______ are called “public schools” are not owned by the state.
A．that
B．which
C．as
D．what
答案
D。
what 引导的是主语从句，其中的 what 相当于 the schools that。
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In some countries, _______ are called “public schools” are not owned by the state.
A．that
B．which
C．as
D．what
D。
what 引导的是主语从句，其中的 what 相当于 the schools that。