题干
. ---What are you doing here?
--- Oh, my teacher asked me to write a passage about ____ in English.
--- You can write ____ passage in English?
A：600 words; a 600 – word
B：600–word; a 600 word
C：600 words; a 600 – word
D：600 words; a 600 – word
答案(点此获取答案解析）
C
的零点所在的大致区间是