21.
an uneasy, uncertain anticipation of the future
24.
pieces of meat stewed in gravy or sauce
25.
a pause or interruption
26.
a beginner who is new to an activity or field
27.
a grant from the government to an inventor giving him exclusive rights to his invention
28.
to present someone with something to accept
29.
to say or do something repeatedly
30.
lack of courage and self-confidence
