B.根据句意和所给汉语，完成句子，每空一词。
(1) You shouldn’t make the poor boy pay for everything.It’s ______________（不公平）.
(2) We picked ___________（葡萄）in the south of France last summer.
(3) She brought with her three friends, none of ____________（谁）I had ever met before.
(4) I think reading always gives people ____________（知识）and happiness.
(5) If you want to do better in your study, you must be ____________（耐心的）.