语法与词汇 _____ skeleton of an insect is on the outside of its body.
【正确答案】 D
【答案解析】答案:D 分析:考察点为定冠词; A 中its和of an insect 造成重属关系重复; B that指示代词和the重复; C there is 造成句子双谓语,后面is是整个句子的谓语; 翻译参考:昆虫的骨骼在它的身体的外面。