根据要求写出下列单词的相应形式。 1. fascinate(形容词)___________________ 2. professional(名词)__________________ 3. forget(反义词)_________________________ 4. child(复数形式)____________________ 5. easy(副词)_________________________ 6. happy(最高级)______________________ 7. cheerful(动词)______________________ 8.sell(反义词)_____________________ 9.veterinarian(缩写形式)_____________ 10. hungry (名 词)______________________