11.I _______ the truth of your remarks,although they go agai

11.I _______ the truth of your remarks,although they go against my interests.
A.cannot but admit
B.cannot but to admit
C.cannot but admitting
D.cannot help but admitting
12.Theory couldn't do without practice,_______ without theory.
A.practice could do either
B.neither practice could do
C.practice could do neither
D.nor could practice do
13.On our trip out of the country we visited ______ in England.
A.relationship
B.relation
C.relatives
D.person
14.The policeman went from house to house,______ whether anyone had seen the lost boy.
A.asking
B.interrupting
C.informing
D.introducing
15.To complete the task successfully,we have to get well prepared ______.
A.in advance
B.in detail
C.in turn
D.in force
16.Only two people survived the fire that ______ at midnight.
A.broke out
B.broke off
C.broke up
D.broke down
17.The gasoline ______ destroyed the company and injured many people.
A.explored
B.extended
C.expanded
D.explosion
18.It is nice to travel with ______ paid by your boss,at no cost to yourself.
A.prices
B.costs
C.offers
D.activities
19.The heating system here has an ______ temperature control.
A.aggressive
B.intentional
C.accidental
D.automatic
20.My uncle is great.In our family,he's ______ his cooking.
A.famous about
B.famous with
C.famous for
D.famous in

a d c a a a d b c