增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。

删除：把多余的词用斜线（\）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1).每处错误及其修改均仅限一词；

2).只允许修改10处，多者（从第11处起）不计分。

    Last Saturday I took bike trip to the nature park together with three of my friends in the breeze (微风), there we went for sighting. In the forest, we saw a number of plant and knew a lot about them. And then we go to a patch of grass that was full of wild flowers. We lay in the sun quietly, enjoyed the fresh air. The sight was very amazing that we didn't want to leave. We talked about our experiences happy and played several childhood games. Later, we had photos taken together and rode back to home.

    It was really an unforgettable weekend because they learned a lot about plants. With addition, we relaxed ourselves by enjoying the beauty of nature.

南方地区主要的农作物有（    ）

作为系统的边界，细胞膜在细胞的生命活动中有多种功能。下图主要表示了细胞膜的何种功能  

材料：2015年“双11”，阿里巴巴旗下的淘宝、天猫、聚划算等零售平台全天交易额突破912.17亿，其中移动端占比为68%．傲视全球。

网络购物是一种新的消费模式，与实体店相比，网店商品价格便宜、购物方式简便、不受时问和地点的限制等优点，正吸引着越来越多的年轻人选择网购。然而，恶性竞争、黑客攻击、水军谩骂……遭遇网上暴力攻击和不正当竞争是网络企业们“吐槽”最多的问题。消费者在享受实惠的同时，也遇到了欺诈、违约等问题。国家相关部门将采取措施加强网购市场的监管,引导网购市场健康发展。

有人认为，只要充分发挥市场作用，网购市场就能健康发展。请结合材料，运用“社会主义市场经济”相关知识评析这一观点。

下列说法正确的是（　　）