Spontaneous events present unique difficulties to public safety personnel because they offer no warning.
a. true
b. false

Is "ing" an unstressed or stressed syllable?

Which verb from is used to indicate the perfect progressive tense

Is the group of words a simple sentence, a compound sentence, or a run-on sentence? jan went on a quiz show, won two hundred dollars, and bought gifts for her family. a. run-on sentence b. compound sentence c. simple sentence