Those people_____a general understanding of the present situation.
C
lack(vt.)“缺乏,缺少”,直接跟宾语。作名词用时用lackof.
Beingextremely_____tothecold,Idonotlikeskating.
Thegirlwhofoundtheringreceivedagenerous_____offivepounds.
_____youunderstandthisrule,you‘llhavenodifficultyindealingwithsuchproblems.