根据句意,用所给单词的适当形式填空。(每题1分)The computer is one of the _________(engineer) of the big company.
His father looked __________(happy) at him when hearing the good news.
They are looking forward to ____________ (enjoy)Beijing Opera in the local theatre.
Sandy dances _________(good) than Millie.
The boy is very _____________ (help), he is always ready to help his classmates.