________hard before, Tom is afraid of failing in the exam. 
#97409
A
Having been worked
B
Not to have worked
C
Having never worked
D
Never have worked
推荐题目
______with Greek mythology made Monica ______to go to Greece for an adventure herself.
#90624
A
Being obsessed; determining
B
Being obsessed; determined
C
Obsessing; determining
D
Obsessed; determined
Though ________ experience, he soon got a higher pay by working hard.
#96643
A
lacked
B
lacking of
C
lacking
D
lacked in