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多项选择题
转基因作物对生态环境的负面影响之一被认为是“基因漂流”。下列属于基因漂流典型例子的是( )。
A.加拿大Alberta省Canola油菜的基因污染事件。
B.墨西哥玉米的基因污染事件。
C.Bt转基因玉米花粉对帝王蝶幼虫的毒害作用。
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不定项选择
Sustainable marketing calls for socially and environmentally responsible actions that meet the immediate needs of customers and the company.
A.正确
B.错误
单项选择题
活动效果评价的指标不包括( )。
A、目标达成性
B、幼儿的学习
C、幼儿的发展
D、活动适宜性
未知题型
We are sure that this is the best offer we can make and that no other firms can offer you better terms than thesE.At present we are receiving a lot of orders from all over the world and there is a possibility of our running out of stock one of these days. Therefore, we think it will be to your interest to place an order at oncE.
Your early order is looked forward to.
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