题目内容
—It’s 9:15 now. What class ?
—Math. They have a math class every day.
A.do they have B.are they have
C.are they having D.are having
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题目内容
—It’s 9:15 now. What class ?
—Math. They have a math class every day.
A.do they have B.are they have
C.are they having D.are having