We have four English lessons a week.空白处填A.every B.on C.\

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$We have four English lessons a week.空白处填A.every B.on C.\$

We have four English lessons a week.空白处填A.every B.on C.\
We have four English lessons a week.空白处填A.every B.on C.\

We have four English lessons a week.空白处填A.every B.on C.\
选择C