Failing to pass the exam can for his strange behavior in front of his family.
A. approach
B. deliver
C. express
D. account
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Although I was listening very carefully to the professor's speech,I could not everything.
A. take over
B. take in
C. take up
D. take out
Little Jack gradually confidence by taking part in voluntary work to help others.
A. gained
B. achieved
C. attained
D. acquired
When she heard the exciting news that she was admitted,she into tears of happiness.
A. burst
B. went
C. develpoed
D. fell
The teacher his students to be exposed to nature instead of playing with electronic devices.
A. determined
B. reinforced
C. invested
D. required