To shake or move with a slight trembling motion

The bell rang and all the students left except Teresa who _______________, staying back to talk with her teacher.

The girl smiled _________________ as the boy told her that he thought she was beautiful.

the quality or state of being ferocious

To frown in an angry or bad-tempered way

The choir sang in ____________, finally performing all of their parts together at the same time.

The warning signs at the zoo made visitors aware of the ________________ of the caged animals.

Even though we all knew she was lying, she continued to ___________ throughout the whole conversation.

To stay in place longer than necessary

To walk slowly and with heavy steps

In perfect agreement; at the same time

An attempt to deceive someone

With certainty; belief