A landing on Mars is within the _____ of current physical theory.
#6916
A
scheme
B
scope
C
scrap
D
scale
推荐题目
They wanted someone with _____ for this job, so as a freshman I had _______ that day.
#6040
A
experiences; unpleasant experience
B
an experience; an unpleasant experience
C
experiences; an unpleasant experience
D
experience; an unpleasant experience