--Have you got a computer at home--Yes,I bought___only yesterdayA.it B.one C.this D.that

问题描述:

--Have you got a computer at home
--Yes,I bought___only yesterday
A.it B.one C.this D.that

答案是it A

选A

A.it
问题已经是环绕在"a computer"上,所以回答应该也直指“它”(it),而不是this或that.
不必说"one"因为问题是"a computer",已经是一架的意思.

A it