Not only the teacher but also the students aware of the importance of learning knowledge.
A. is
B. are
C. to be
D. be
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The teacher and mother helping the students to finish the homework.
A. is
B. are
C. be
D. being
At first he denied having witnessed the of the bank, but later he admitted it.
A. brood
B. standpoint
C. coverage
D. robbery
He already made clear his own on these questions.
A. standpoint
B. robbery
C. resident
D. nutrition
Competition is a strong to our study and work.
A. esteem
B. medieval
C. livelihood
D. incentive