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问题 填空题 案例分析题

下表是植物不同部位各种激素的相对浓度，请分析回答：

目前公认的植物激素共有五大类，除上表中的四大类外，植物体内还有一类物质也属于植物激素，该激素的主要作用是（）

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参考答案：促进果实的成熟

听力题

词汇（10分）

小题1:I hope you and your classmates will enjoy ________(you) during your trip.

小题2:Not everyone is as ___________(humour) as Mike.

小题3:-----Are you better today?-----No, I am even _______(ill) now.

小题4:Li Fang is the _________(shy) of all the girls in her class.

小题5:Let’s go and ________(cheerful) for your school volleyball team.

小题6:After a long time and much effort, the climbers ____________(final) reached the top.

小题7:Look! Those_________(swim) are trying to swim across the lake.

小题8:For Linda, __________(keep) fit is not easy because she is very lazy.

小题9:Jim is always willing_______(help) his classmates with their problems

小题10:________ (luck), the climbers helped him to come down from the hill.
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填空题

自来水消毒过程中通常会发生如下化学反应，其反应的微观过程可用下图表示：

(1)请写出如图所示反应的化学方程式

甲图____________________________

乙图____________________________

(2)乙图所示反应的基本反应类型为______________；

(3)上述物质中，属于单质的有________(填化学式)；

(4)D物质中氯元素的化合价为_________；

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