第二部分：词汇知识运用(共两节，满分30分)
第一节：多项选择（共10小题；每小题1分，满分10分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
21. The _____ in temperature is broadcast twice a day in the channel.
A. diversion B. variety C. variation D. diversity
22. Mr Green often says “what is learnt in the ______ lasts to the grave”, intending to impress on us the significance of reading more books while we’re young.
A. brochure B. association C. encyclopedia D. cradle
【答案】D
【解析】
试题分析：考查名词辨析。句意：格林老师说“幼年时期学习的东西会伴随终身”，为了让我们意识到看书的重要性。A小册子；B协会，联想，交往；C百科全书；D摇篮，发源地。in the cradle在幼年时期。故选D。
考点：考查名词辨析
23. The supermarket sells many foods that have been_____ , so it is convenient to feed your stomach.
A. produced B. processed C. stored D. charged
