21.Children,when by their parents, are allowed to enter the stadium.
A. to be accompanied B. to accompany
C. accompanying D. accompanied
If Mr. Dewey _____ present, he would have offered any possible assistance to
the people there.
A. were B. had been C. should be D. was
23.____your own needs and styles of communication is as important as learning to
convey your affection and emotions.
A. Understanding B. To be understood
C. Being understood D. Ha