高二英语必修五必背知识点总结大全分享 高二英语必修五知识点1 assist vt.vi. 帮助;援助;参与;出席 常用结构: assist sb. in/with sth. 帮助(某人)某事 assist sb. in doing sth. 帮助(某人)做某事 assist sb. to do sth. 帮助(某人)做某事 assist with 帮助(照料,做);在......上给予帮助 I am willing to assist you whenever there is an opportunity. 有机会我愿随时帮你。 I’m afraid I can’t a