66.______,he had asked three persons before he got there.

66.______,he had asked three persons before he got there.
A.Not knowing where was the bookstore
B.Knowing not where the bookstore was
C.Not knowing where the bookstore was
D.Not to know where the bookstore was
67.I really appreciate ______ to help me,but I am sure that I can manage by myself.
A.you to offer B.that you offer
C.your offering D.that you are offering
68.The event took place during_____
A.First World War B.the First World War
C.World War the one D.the World War One
69.The riot is said _____ by the government’s negligence of the people’s welfare.
A.to have been caused B.being caused
C.to be caused D.to caused
70.Such ______ the case,there were no grounds to justify your complaints.
A.was B.had been C.would by D.being
71.The furniture in his room is quite different _____ in yours.
A.from those B.from that
C.from that one D.from those ones
72.I took the medicine,but it didn’t have any ______ on me.
A.effect B.relation C.touch D.affect
73.Electricity,like other forms of ______ has greatly increase in price.
A.strength B.force C.power D.energy
74.The planets are so far away that it is impossible ______in miles.
A.that we measure it
B.to use to measure them
C.for us to measure them
D.measuring them
75.Even after I washed the coat,it still had some _____ marks on it.
A.weak B.familiar C.faint D.regular

C C B C