—I'm sure Tom will win the first prize in the final. —I think so. He (prepare) it for months.

1. —I'm sure Tom will win the first prize in the final.

—I think so. He (prepare) it for months.

【考点】

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【答案】

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语法填空（单句）普通

语法填空（单句）普通

语法填空（单句）普通

—I (paint) the house all the morning and it's a pity that I have to keep on until it is finished.

语法填空（单句）普通