Directions: Complete the following sentences in English according to the sentences given in Chinese.
【小题1】人们用贺卡表达情感并保持联系。
People use greeting cards to express feelings and ____________________.
【小题2】与来自韩国的金教授面对面交流，这是个多么激动人心的时刻啊！
____________________ to have a face-to-face talk with Professor Kim from Korea!
【小题3】广告常常诱导我们在无用的东西上浪费很多钱。
____________________ on useless things by advertisements.