下列各句中没有语病的一句是（3分） A．我校九十周年校庆徽标_爱下问搜题

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问题选择题

下列各句中没有语病的一句是（3分）

A．我校九十周年校庆徽标设计大赛的参赛者大多是以高二年级的师生为主，其他年级的师生也有，但数量不多。

B．我国如果不能缓解人口增长对水土资源构成的巨大负担，那么环境的恶化将会危及社会经济的可持续发展。

C．实施以培养创新精神和实践能力为重点的素质教育，关键是改变以单纯传授知识为主的教学方式和被动接受知识的学习方式。

D．中宣部有关人士指出，如果不加强网络道德建设，一些消极落后的思想就可能通过网络影响人们的身心健康，扰乱正常的社会，损害改革发展的大局。

答案

答案：C

A项句式杂煣，应将“大多是以高二年级的师生为主”改为“大多是高二年级的师生”或“以高二年级的师生为主”；B项搭配不当，“缓解……负担”动宾不搭配，应将“负担”改为“压力”；D项成分残缺，“扰乱”缺少宾语中心语，应在“社会”一词后面加上“秩序”。

完形填空

George Washington Carver was born in 1864. He was born a slave(奴隶). When he was still a baby, his mother was stolen. He was kept by his master.
All his life George loved 31 . When he was only seven years old, he already knew so 32  about plants that people in his hometown called him “the plant doctor”.
George wanted to learn as much as he could, but there was no   33  for black children where he lived. When he was ten, he left home to find a town that would allow   34  children to attend school. He studied in Missouri and Kansas   35  he finished high school. All this time he had to work to   36  his own expense(费用). He worked as a cook and opened his own laundry.
In 1890, George began college. At first he studied art, but he still had a   37  of plants. He began to study agriculture(农业). After he graduated, the famous inventor Thomas Edison asked him to work in his lab but George   38  . He had other   39 . He started an agricultural organization for black students in Alabama.
In those days, many   40  in the south grew only cotton. This was   41  to the soil(土壤). After a while the   42   would not grow as well. George Washington Carver wanted to help farmers in the south to grow plants like peanuts and sweet potatoes. These plants helped the 43 . Over the years he invented hundreds of ways to use these two plants.
George Washington Carver invented so many things that he was   44  “The Wizard(能手) of Tuskegee”. He died in 1943 at the   45  of 79.

B．suggestions

问答题简答题

简述阻碍小农经济发展的原因。