1、aid n. & v.
根据语境猜词义
(1) the local community aided us in our investigation.
(2) he should be able to read this without the aid of a dictionary.
(3) a video is a useful aid in the classroom.
根据语义找匹配:a. 帮助,救助,支援 (v.) b. 帮助,救助,援助 (n. ) c. 有辅助作用的事物 (n. )
(1) a (2) b (3) c
aid sb. to do sth. 帮助某人做某事
aid sb. in / with…… 在某方面帮助某人
give / offer / carry out first资源难易程度:★★★★★★★★★★★★★★★
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