1.)To avoid the various foolish opinions __ mankind is prone,no superhuman genius is required. A.with which B.of which C.to which D.from which 答案选C,为什么要用介词 to?能帮我翻译一下这个句子吗?
2.) Can you name a few more electrical appliances __ electricity is used to produce heat? A.where B.which C.when D.as 为什么选A而不能用B呢?可以翻译一下吗?
3)All his leads to a populations in the twenty-first century that is smaller __ years ago. A.than was B.that was C.than that D.it was 答案为A为什么不能选C?
4.)I have two brothers,both __ are doctors. A.of which B.of them C.who D.of whom答案为D,为什么不能用B呢?我觉得B也合适啊
5.)Such ways of producing static electricity __ will be described later in this chapter are widely used in physics laboratory. A.as B.which C.what D.that 答案是A,为什么?
6.)Calin married my sisiter and I married his brother,__ makes Colin and me double in-laws. A.what B.which C.that D.it 答案为B,我觉得后半句缺少一个主语,应该为主语从句,选A,但为什么选B呢?A错在哪里了?