26. He saw the advertisement _______ today’s edition ________ Viet Nam News. A. On / of B. In / from C. On / by D. In / of 27. She told me to pass the written _____________ before taking the oral exam . A. examiner B. examination C. Advertising D. advertisement 28. If you are going to come home, please let me know _____________ advance. A. on B. for C. in D. at 29. I take part in this class to ……………… my speaking skill. A. increase B. rise C. improve D. lift 30. “How can we remember all these vocabulary items ?” “Well, ..………” A. learn them by heart B. study them in heart C. read them in mind D. tell them by hear