1. table (复数形式) ___________________
2. ball (复数形式) ___________________
3. apples (单数形式) ___________________
4. tomatoes (单数形式) ___________________
5. in front of (反义词) ___________________

1. Are these his pictures? (作否定回答)
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2. It's a new toy bus. (改成复数形式)
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3. I can help you. (改成一般疑问句)
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4. Li Lei's T-shirt is on the table. (对画线部分提问)
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5. look, you, after, can, bag, ball, and, my (?) (连词成句)
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