下列化学物质中，不是植物激素的是（　　）

“大体上讲，住所是很简朴的，清洁、干燥，很卫生。”这句话出自____国著名昆虫学家____所写的《____》。

（A）

Jiangmen Opera Booking Office

Time: Begin at 7:30 every evening( last(延续) 2 hours)

Place: Dadi Theatre,175 Yingbin Road

Tele: 15910740785

E-mail:book@jiangmenopera.com

The prices include snacks and tea.

    To buy tickets contact(联系) our office by e-mail or calling at 15910740785 during office hours in English or Chinese. You can book tickets by credit(信用) card through paypal (支付宝) or through banks. You must pay for the tickets in Bank of China as late as the day before the show.

①每一间的横槛上都有五彩的画，画着人物、花草、风景，几千幅画没有哪两幅是相同的。

②每一间的横槛上都有五彩的画，画着人物、花草、风景，几千幅画几乎没有哪两幅是相同的。

③游船、画舫在湖面慢慢地滑过，不留一点儿痕迹。

④游船、画舫在湖面慢慢地滑过，几乎不留一点儿痕迹。