17. Children are by nature aware of danger. 18. She is always respectful towards her parents. 19. The hospital has the best medical equipment and fast ambulances. 20. You can relax in the comfortable surroundings of the hotel. 21. It's totally understandable that you stayed home when you were sick. 22. Don't laugh at his stupid jokes! You'll only encourage him to say them again. 23. That sidewalk is slippery, I almost fell! 24. After Monday, I will no longer be a foreigner - I am receiving my citizenship! 25. Arthur will be very lonely unless you befriend him. 26. Every afternoon, the cooks sharpen their knives in preparation for dinner. 27. I hate being around Mary Lou, she is unfriendly. 28. The stock market crash of 1929 left my great-grandfather bankrupt. 29. I have a class at 8:00 a.m. but I always oversleep.