The living room is clean and tidy, with a dining table already ______ for a meal to be cooked.
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.
20.The river, ________ banks are covered with trees, is beautiful and it attracts many water birds.