Thosepeople_____ageneralunderstandingofthepresentsituation.
C
lack (vt.) “缺乏，缺少 ”，直接跟宾语。作名词用时用 lack of.
Thereisn‘tmuchmilk_____isleftinthebottle.
Copernicusmaintainedthattheearth_____roundthesun.
Theteachergave_____theexaminationpaper.
Hewasvery_____togo，buthehadnochoice.
Williamhascuthissmoking_____tofivecigarettesaday.
