题目内容:
Caffeine may be able to help you stay () and pay attention to a task, but it does not help to prevent errors.
A.conscious
B.obvious
C.sturdy
D.awake
参考答案:
Caffeine may be able to help you stay () and pay attention to a task, but it does not help to prevent errors.
A.conscious
B.obvious
C.sturdy
D.awake