A. 只有semi-staticDL/ULassignment时,在“DL”符号上要监听
B. 既有semi-staticDL/ULassignment,又有dynamicSFI时semi-static“flexible”+dynamic“UL”,要监听
C. 既有semi-staticDL/ULassignment,又有dynamicSFI,但是dynamicSFI没收到
D. 既有semi-staticDL/ULassignment,又有dynamicSFI时,仅在semi-static“flexible”要监听