问题补充:
we to these immediate crises abroad, we also will not let up in our effort to deal with the pressing, ongoing challenges facing our country.
A. With; will respond
B. As; respond
C. As; answer
D. with; will answer
答案:
A. With; will respond
B. As; respond
(答案→)C. As; answer
D. with; will answer
解析:考查状语从句和固定搭配。With是介词,后加doing,排除A、D;As“尽管,因为,随着”,可引导从句。句意“尽管我们在国外负责处理紧急危机,但我们也不会停止作出努力来处理祖国面临的持续的挑战。”answer to“适应;符合;承担责任”;let up“停止;放松;减少”。故选C。