恐惧能引起个体逃避恐惧物的行为，因此利用恐惧来设计广告不是有效的方法。
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The old man (transfer) ____all his property to his grandson.
I drew a map to (able) ____him to find the house.
The (attract) ____of the moon to the earth causes the tide (潮汐) to rise and fall.
There is a wide (various) ____of dishes to choose from.
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