1.He has already a lot of mistakes.(改为一般疑问句）

1.He has already a lot of mistakes.(改为一般疑问句）
Has he made _________mistakes_________?
2.Sue joined the singing group last December.(保持句子原意)
Sue________ ________a member of singing group since last December.
3.we took a plane to his hometown.(保持句子原意)
We _______ __________his hometown.
4.Tom liked science fiction better than any other kind of books.(保持句子原意)
Tom ________science fiction___________any other kind od books.