66. The enemy ships were out of sight and all the soldiers believed that the enemies, exhausted and dispirited by their sufferings, had sailed back to their own country, _____ up finally the purpose of their great expedition.
A) given
B) giving
C) to give
D) to be giving

67. They searched for hours, but _____ be found.
A) at no time could the missing paper
B) nowhere the missing paper could
C) nowhere could the missing paper
D) at no time the missing paper could

68. Good novel can frequently be identified by its clarity, its ability to please a reader, and also _____ grammatical errors.
A) it is free of
B) its free of
C) its quality of being free from
D) its freedom of

69. Do you enjoy listening to records? I find records are often _____,or
better than an actual performance.
A) as good as
B) as good
C) good
D) good as

70. My pain _____apparent the moment I walked into the room, for the first man I met asked sympathetically: "Are you feeling all right?"
A) must be
B) had been
C) must have been
D) had to be

66.B 67.C 68.C 69.A70.C