Of the sun’s total output of radiant energy, the earthreceives________

A.kept up

B.kept on

C.kept to

D.kept out

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