根据下列句子的句意、汉语提示或英语解释,写出空白处所缺单词的正确形式;每空一词.
After so long without any word from David, Mary was starting to (give up) hope.
S is the first day of a week.
Jim's brother enjoys r books when he is free.
The Wolong Panda Reserve (允许) people to get close to pandas.
Most foreign visitors are very (兴趣) in Chinese traditional culture.
My teacher is very (幽默) and she likes telling jokes.