海拔较高,一般在500米以上,地面崎岖不平,坡较陡的是( )
A.丘陵
B.盆地
C.山地
D.高原
答案:C
保密组织机构是指单位保密委员会或保密工作领导小组及保密工作机构。()
—I don't know what I should do.
—If I _____ you, I _____ ask my parents for help. [ ]
A. am; will
B. am, would
C. were; would
D. were; will