大学英语2(高起专)(共38页).docx

精选优质文档-倾情为你奉上大学英语2(高起专)阶段性作业1 总分: 100分 考试时间:分钟 单选题说明:1. We dont doubt Tacks _ to do the work.(5分)(A) able(B) capable(C) kind(D) ability您的回答：D正确2. _ different kinds of pianos, the workers improved their quality.(5分)(A) Being produced(B) Having produced(C) Produced(D) Producing您的回答：B正确3. The speaker raised his voice to make himself_.(5分)(A) heard(B) hear(C) hearing(D) to hear您的回答：A正确4. What are the _ reasons