本人英语奇烂,所以希望解答详细点.错误的答案也说下为什么.谢谢

本人英语奇烂,所以希望解答详细点.错误的答案也说下为什么.谢谢
1.this book is designed for the learnres __native languages are not english.（为什么不选c）
a.whose b.which c.who d.what
2.with his work competed,the businessman stepped back to his seat,feeling pleased___he was a man of action.
a.which b.that c.what d.whether
3.excuse me,if you call"s not too urgent,do you mind____mine first?（为什么不选d）
a.i make b.if i make c.me to make d.that a make
4.i"ve never been to beijing,but is it the place____
a.that i want to visit it most b.where i"d like to visit c.in which i"d like to visit d.i most want to visit
5.____is reported in the newspapers,talks between the two countries are making progress.（为什么不选a）
a .it b.as b.that c.what
6.a warm thought suddenly came to me____i might use the pocket money to buy some flowers for my brother"s birthday.
a.if b.when c.that d.which
7.beer is the most popular drinks among drinkers,____overall consumption is significant.(为什么不选d)
a.whose b.which b.that d.what
8.the hours _____the children spend in theri one-way relationship with televison people undoubtedly affect their relationship with real-life people
a.when b.on which c.that d.in which
9.these people once had fame and fortune ,now ____is left to them is utter poverty
a.all that b.all which c.all what d.that all
我知道答案，想知道为什么，答的好的话会追加分数

1.A 后面的从句修饰learners,用whose引导,相当于learners' native languages 学习者的母语
2.B that引导从句表原因
3.B if引导做宾语从句 选项D意思完全不通
4.D 最想去的地方
5.B as引导方式状语从句,正如报纸报道的一样,两国间的谈判取得进展
6.C thought的同位语从句
7.A 表示啤酒的销售量很大
8.C hours在从句中做宾语,所以用that引导
9.C 剩下的只有贫穷