高中英语学习材料(灿若寒星*制作整理)WORDS&EXPRESSIONSlack【语境展示】阅读下面句子,并试着归纳lack的意思及用法
Thesecommentsarebasedonatotallackofinformation
Newparentsusuallysufferfromlackofsleep
Wecouldn’tfindherpassport,butitwasn’tforlackoftrying
Shehasthedeterminationthatherbrotherlacks
Astheonlychildofwealthyparents,helackedfornothing
【自我归纳】★lack作名词时,意为“缺乏,短缺的东西”,常用于以下结构:(a)lackof
缺乏⋯⋯(句1和句2);forlackof
因缺乏⋯⋯(句3)
★lack作动词时,意为“缺乏”,既可作及物动词(句4),也可作不及物动词(句5)
作不及物动词时,常与介词________连用(句5)
【拓展】lacking是形容词,意为“缺乏的,不足的,没有的”,常构成短语belackingin
如:Sheseemstobetotallylackingincommonsense
【即学即练】根据括号内的汉语提示补全下面句子(每空一词)
Alex’srealproblemisthat________________________(他没有信心)
Doestheir________________________(缺少进步)meantheyarenotdoingtheirjobproperly
Ifhefailsitwon’tbe________________________________(因为缺乏努力)
ItseemsthatTom_______