Read the following passage and mark the letter A, B, C, or D to indicate the correct word that best fits each of the numbered blanks from 23 to 27. CHEAT! What's the problem? Recently, a study in the USA showed that 75% of high school students (23) in tests and exams. If we include homework, the number is 90%. Many students don't even realize that (24) ____they're doing is wrong. They think that cheating is OK now because it's (25)____ In the past, weaker students cheated but now cheats are often clever kids who need higher grades. There is more competition today. One high school student says, “There's big(26)____to get into a good university. You have to get good marks, and to get good marks some teens think they have to cheat." In the American study, 50% of teens agreed with the opinion "People sometimes have to lie and cheat to be succeed." It seems that cheating has become normal for some people. There are (27)___cheats. We more and more cheats in sport and in business. Unfortunately, adults don't always set a good example. (Adapted from: Oxford University Press) Giúp em với ạ plss