42.As a salesman,he works on a (an) _____ basis,taking 10% of everything he sells.

42.As a salesman,he works on a (an) _____ basis,taking 10% of everything he sells.
A.income B.commission C.salary D.pension
43.As an excellent shooter,Peter practiced aiming at both _____ targets and moving targets.
A.stationary B.standing C.stable D.still
49.Because the whole country is in a financial dilemma,the government calls on us to _____ economy.
A.make B.practice C.carry D.develop
51.Beryl hardly ever goes to _____ the cinema.
A.neither the theatre or
B.either the theatre nor
C.neither the theatre nor
D.the theatre or
52.Beside being expensive,the food tastes _____.
A.badly B.too much bad C.too badly D.bad
55.Cancer is second only _____ heart disease as a cause of death.
A.of B.to C.with D.from
56.Care should be taken to decrease the length of time that one is _____ loud continuous noise.
A.subjected to B.filled with C.associated with D.attached to
68.Eventually,people spread throughout the continent,______ the entire species.
A.wiping out B.wiping away C.wiping off D.wiping up
76.Fruit pickers are paid at the _____ of '4.00 an hour.
A.rate B.scale C.sum D.value
78.George wasn't in class today,Professor Brown excused him ______.
A.from attending B.of attending C.to attend D.attending
84.He delivered _____ orders for a Chinese restaurant for the whole summer vacation so as to earn enough money for his tuition.
A.take off B.take over C.take up D.take out
89.He is _____ the run from the police.
A.in B.off C.on D.after
91.He knows the rules but does not know how to ______ it.
A.control B.direct C.apply D.run
95.He often sat in a small bar drinking considerably more than _____.
A.he was in good health B.his health was good
C.his good health was D.was good for his health