(20)
A.minimized
B.created
C.brought
D.done

(22)
A.block
B.quantity
C.pile
D.number

(24)
A.get round to
B.drop in on
C.face up to
D.go in for

(25)
A.limp
B.crawl
C.wander
D.march

A.deliberate
B.consequent
C.subsequent
D.frequently

(26)
A.while
B.however
C.despite
D.therefore

(27)
A.what
B.who
C.which
D.whom

(29)
A.making
B.providing
C.combining
D.substituting

(6)
A.laying
B.lay
C.laid
D.to lay

(7)
A.prolong
B.stretch
C.contact
D.reach