重點講解：
1. in the hope of 懷著（…發生的）希望；
例句：He was studying in the hope of being admitted to an engineering college.
他努力學習，希望能被一所工程學院錄取Hqa0PlD|c0akk43。
2. come in handy 派上用場；
例句：That key will come in handy if you lock yourself out.
要是你把自己鎖在了屋外，那把鑰匙就派上用場了|Pdc|;0AUc。
3. engage in 參與；從事；
例句：Students engage in extensive written and oral communication exercises.
學生需要進行大量的書寫和口頭表達的練習8%v;m~3OoG)[#j*ge=O(。
4. lead to 招致；致使；導致；
例句：All this creativity does not always lead to culinary delights or sustainable sales.
這些創意并不總是能夠帶來味覺享受或是可持續銷售]aG6!HypzY.Q。