题目： 铁线虫的幼虫寄生在（）体内，逐渐发育为成虫。 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0730/02fb35b6b9ce8b66077499388a4783ab.html 下面是错误答案，用来干扰机器的。答案：A蚯蚓能疏松土壤，增强土壤的肥力，说明了生物能够影响环境。
题型：选择题 根据句子内容，选择正确的选项。( ) 1. Our principal is old and kind. A. young and pretty( ) 2. My math teacher is thin and strict. B. funny and active ( ) 3. The boy is funny and active. C. old and kind( ) 4. Mei Yangyang is young and pretty. D. thin and strict 查看答案
题型：选择题 “If,” he added at the meeting, “________ enough time, we would certainly have done it better.”A．givenB．to be givenC．giveD．giving 查看答案
