(1)①aidn
根据语境猜词义(1)Thelocalcommunityaidedusinourinvestigation
(2)Heshouldbeabletoreadthiswithouttheaidofadictionary
(3)Avideoisausefulaidintheclassroom
根据语义找匹配A
帮助,救助,支援(vt
帮助,救助,援助(n
有辅助作用的事物(n
)答案(1)A(2)B(3)C①aidn
短语aidsb
todosth
=helpsb
(to)dosth
帮助某人做某事aidsb
in/with…在某方面帮助某人give/offer/carryoutfirstaid进行急救go/cometoone'said援助某人withtheaidofsb
=withone'said=withone'shelp在某人的帮助下inaidof为帮助……firstaid急救①aidn
②vitaladj
根据语境猜词义(1)Hecommittedavitalerror
(2)Thequestionsputforwardatthemeetingareofvitalimportance
(3)Hisvitalattitudemakesushappy
(4)Growthanddecayarevitalprocesses
答案(1)D(2)B(3)C(4)A根据语义找匹配A
生命的;维持生命所必需的B
极其重要的,不可缺少的C
生动活泼的,充满朝气的D
致命的,有关生死的②vitaladj
短语bevitalto/for…对……极为重要句型It'svitaltodosth
做某事极其重要It'svitalthat………至关重要(should+动词原形,should可省略)链接vitalityn
生命力,活力,热情vitallyadv