I _____ helpful, he ______ helpful, too. A. is, am B. am, is C. am, are
选择，把答案字母编号写在左边的括号里。
读句子，选出正确的答语。
She’s going to ______________the Great Wall next week.
I’m going to buy some books ___________car.
Are you going to the park with____________?
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