2. pray v. 祈祷, 祷告
例句：We prayed that she would recover.
我们为她尽快康复而祈祷。
3. exchange vt. 交换, 互换, 换掉，更换
例句：You two boys exchange places.
你们两个孩子交换一下位置。
4. preparation n. 准备, 预备
例句：He didn't do enough preparation for his exam, and failed.
他考试前没有充分准备, 结果不及格。
5. recite v. 背诵
例句：The Mayor recited to the Queen a long and tedious speech of welcome.
