William has cut his smoking (　)to five cigarettes a day.

A.job

B.work

C.profession

D.living

A.not going

B.not to go

C.not having been going

D.not to be going

A.let you down

B.let you out

C.let you in

D.let you by

A.talk

B.talked

C.will talk

D.talking

A.It

B.That

C. What

D.As

A.not to do

B.not to be done

C.not to have done

D.not having done

A.put on

B.puts on

C.to put

D.putting on

A.put on

B.puts on

C.to put

D.putting on

A.broke in

B.broke down

C.broke out

D.broke away

A. subsequent

B. beneficial

C. sufficient

D. average