问题 填空题 写出单词的适当形式。1. dirty (反义词) ________________3. hot (反义词) ________________5. dish (复数) ________________2. this (反义词) ________________4. warm (反义词) ________________6. cook (现在分词) ________________ 答案 1. clean 2. that 3. cold 4. cool 5. dishes 6. cooking