21. It shouldn't just be a teacher at the head of the classroomहोना चाहिए 22. The team may be large or small, depending on the operation.होना संचालन पर अधारित है। 23. With the same strategy as down here. The improvement of the worldहोना चाहिए, 24. But the educational message must be the right one .होना चाहिए . 25. The animal , however , must be cool and dry when groomed .होना चाहिए . 26. The water given to camels should be fresh and clean .होना चाहिए . 27. Render width has to be 720 pixels for DV!होना चाहिए! 28. But above all - it must be safe .होना ज़रूरी है . 29. At certain times in their development young people will face particularly difficult problems.होना कोई आसान बात नहीं है । 30. Just like a baby and any other sane person.होना चाहिये।
