He_______working till he was seventy years old.

A.with each have

B.each having

C.each of them have

D.with each is having

A.flare up

B.jump up

C.burst up

D.look up

A.plan

B.campaign

C.procedure

D.policy

A.Who

B.Whoever

C.One

D.whomever

A.limitations

B.restraint

C.requirements

D.restrictions

A.no any

B.no

C.none

D.nothing

A.on

B.with

C.to

D.for

A.was

B.were

C.is

D.are

A.refresh

B.renew

C.Stimulate

D.encourage

A.pulled

B.pulled down

C.pulled on

D.pulled out