问题补充:
As senior three students, it is important to a good state of mind.
A. keep up
B. carry out
C. get in
D. take off
答案:
(答案→)A. keep up
B. carry out
C. get in
D. take off
解析:考查动词短语:A. keep up维持,不低落,B. carry out实施,C. get in收获,D. take off起飞,脱下,句意:做为高三的学生,保持好的精神状态很重要。选A。