we live in a age____many things are done on computer.A.which B.that C.whose D.when还有请问which 和that,什么时候用which 而不用that,什么时候用that而不用 which?

we live in a age____many things are done on computer.A.which B.that C.whose D.when还有请问which 和that,什么时候用which 而不用that,什么时候用that而不用 which?
we live in a age____many things are done on computer.
A.which B.that C.whose D.when
还有请问which 和that,什么时候用which 而不用that,什么时候用that而不用 which?

we live in a age____many things are done on computer.A.which B.that C.whose D.when还有请问which 和that,什么时候用which 而不用that,什么时候用that而不用 which?
正确答案D.
定语从句连词的选择
1,看从句少什么成分,决定用关系副词还是关系代词,这题的从句有了主谓,而谓语是被动语态,不能有宾语了,所以,要用关系副词.
2,再回头看先行词,决定用具体哪一个关系词,这题的先行词是age,表时期,
3,两者结合,选择when/ in which.
再如：
This is the factory __we visited last year.从句少了宾语,用that/which
This is the factory __we workted last year从句不能接宾语了,workted是不及物的,用where.
第二题问题他们回答得都很清楚了,