数字与计量单位的表达 — 英语情景题

Read and complete the dialogue.（补全对话，每空一词） Lily: Tom, how long is the cartoon programme? Tom: It takes half an (1)________. That's (2)________ minutes. Lily: Oh, I see. And how long is the news? Tom: The news takes fifteen (3)________. Lily: So the cartoon is longer. It is fifteen minutes (4)________ than the news.