英语完形填空,

英语完形填空,
A miser（守财奴）sold all that he had and bought a lump of gold,21 he buried in a hole in the ground by the side of an old wall and 22 to look at daily.One of his 23 observed his frequent visits 24 the spot and decided to watch his movements.He soon discovered the secret of the hidden treasure,came to the lump of gold,and 25 it.The Miser,26 his next visit,found the hole empty and began to tear his hair and to cry.A neighbor,27 him overcome with grief（悲伤）and learning the cause,said,"Go and take a stone,and place it in the 28,and fancy that the gold is still 29 there.It will do you quite the same service; for when the gold was there,you did not 30 the slightest use of it."
21.A.that B.which C.who D.where
22.A.went B.goes C.go D.had gone
23.A.workman B.workmans C.worksman D.workmen
24.A.from B.to C.in D.on
25.A.stole B.looked at C.saw D.found
26.A.in B.on C.to D.from
27.A.saw B.see C.seeing D.was seeing
28.A.ground B.hole C.house D.wall
29.A.lying B.lies C.lie D.lay
30.A.put B.do C.make D.get