题目内容：

（题文）下列各句中均有一处错误，指出并改正。

1. (2018·全国I)During my last winter holiday, I went to the countryside with my father to visit my grandparents. I find a big change there.

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2. (2018·全国II) I didn't realize how right my parents are until I entered high school.

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3. (2017·全国I)Once I started the car, my mind goes blank.

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4. (2017·全国Ⅱ)When summer came, they will invite their students pick the vegetables！

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5. (2017·全国Ⅲ)About one month after this photo was took, I entered my second year of high school and became a new member of the school music club.

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6. (2016•全国Ⅰ) It is always crowded with customers at meal times. Some people even had to wait outside.

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7. (2016•全国Ⅲ) However, my parents didn’t seem to think so. They always tell me what to do and how to do it.

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