He seems to have one important fact.
A. denied
B. overseen
C. overlooked
D. supervised
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Starch is to life.
A. impossible
B. inevitable
C. inaccessible
D. indispensable
Many small victories to a big one.
A. come up
B. add up
C. go up
D. rise up
Please the form and submit a written application letter.
A. fill out
B. set out
C. fall in
D. put out
The teacher’s explanation the puzzling problem.
A. understood
B. calculated
C. facilitated
D. clarified