21—What are you two whispering about over there? —Oh, ________. Just small talk.
A.no
B.nobody
C.none
D.nothing
开始考试练习点击查看答案22It makes good sense to buy a large packet because ________ will work out cheaper in the end.
A.it
B.this
C.one
D.they
开始考试练习点击查看答案23There is a subway in my hometown, but ________ existed two years ago.
A.none
B.nobody
C.everything
D.anything
开始考试练习点击查看答案24________just so happened that she was out when we dropped by yesterday.
A.Which
B.What
C.It
D.This
开始考试练习点击查看答案25When ________ comes to saving energy, big changes start with small steps, like turning off the lights.
A.that
B.this
C.it
D.one
开始考试练习点击查看答案26Being a parent is not always easy, and being the parent of a child with special needs often carries with ________ extra stress.
A.it
B.them
C.one
D.him
开始考试练习点击查看答案27The cost of renting a house in central Xi"an is higher than ____ in any other area of the city.
A.that
B.this
C.it
D.one
开始考试练习点击查看答案28Lin Shuhao has followed a markedly different path to ____ of the giant Yao Ming, who was theoverall first draft pick in 2002.
A.which
B.that
C.it
D.one
开始考试练习点击查看答案29He did behave himself admirably in the interview, but in considering applicants for the position, we give preference to with rich experience.
A.those
B.that
C.any
D.ones
开始考试练习点击查看答案30I prefer to deal with big companies because their service and reputation are better than ________ of small ones.
A.that
B.those
C.ones
D.one
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