1. These competitors are expected to push their own boundaries and     world levels.
A. watch out for B. look up to C. set sights on D. make up for
【考点】
动词短语的辨析;
【答案】

您现在未登录,无法查看试题答案与解析。 登录
单选题 容易
基础巩固
能力提升
拓展培优
真题演练
换一批