问题补充：
根据句意, 用括号内所给单词的适当形式填空。
【小题1】Among the four drama series, actors in Unusual Weekend performed worst (badly).
【小题2】It’s unfair (fair) that you aren’t treated equally like that.
【小题3】It’s said that people in the West become adults after they celebrate their twenty-first (twenty-one) birthdays.
【小题4】At the beginning (begin), the boy wasn’t used to speaking English after class.
【小题5】Every one of us likes her because she always thinks less of herself (she) than others.
答案：
解析：根据句意, 用括号内所给单词的适当形式填空，注意时态，人称和固定词组搭配。
根据句意 用括号内所给单词的适当形式填空。【小题1】Among the four drama series actors in Unusual Weekend performe
