按要求写单词.1. sad 2. cook 3. know 4. piano 5. never

按要求写单词。1. sad (反义词) ______________

2. cook (名词) ______________

3. know (同音词) ______________

4. piano (复数) ______________

5. never (对应词) ______________

试题答案

1. happy 2. cook 3. no 4. pianos 5. always