The twins are so much _______ that their parents can’t tell one from the other sometimes.
32. After he left college, he was employed in an international company and _______ there ever since.
31. A large sum of money has been raised for the ________ of the poorly-educated children in the mountainous districts.
30.Little _________ that we were watching his every move, so he seemed to be going his own way in this business.
29. The nutrients in ____ falls into the ocean will quickly become available to other living creatures.
28. I don’t think you’ve quite__the seriousness of the situation. You seem to know nothing about it.