He has never felt himself so powerfully ____to the scientific ideal.
A. interested
B. absorbed
C. confident
D. attracted
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In a few days Mr.Barnstaple had ____strength of body and mind
A. retreated
B. recorded
C. recovered
D. replaced
She shouldn't have stood in a queue; she ____ her underground ticket from the machine.
A. has got
B. must have got
C. could have got
D. got
Such a difficult operation may not succeed, it’s a（n)____ gamble.
A. essential
B. fundamental
C. elementary
D. inevitable
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