【Hi World】評論
單字題engage in sth (ph.) 參加；參與The writer has engaged in writing her second book since last summer.這位作家自去年夏天以來一直在投入寫她的第二本書。(A) appealed (v. pt., pp.) 呼籲，懇求；有吸引力(B) yelled (v. pt., pp.) 吼叫(C) exchanged (v. pt., pp.) 交換；調換；兌換(D) engaged (adj.) 從事...的；已訂婚的；(v. pt., pp.) 使訂婚；使忙於(E) combined (adj.) 聯合的；相加的英文7000單字表：https://hiworldwelcome.blogspot.com/2021/12/7000.html