[ Grammar ]
Identify the helping verbs in the following sentence: The dancers should have practiced their routine before the performance.
A. should and have
B. dancers and their
C. before and the
D. have and practiced

Random Topics:
Past Tense (Regular and Irregular)VerbsModals and Past ModalsPronouns of QuantityPast Simple and ContinuousPrepositions and ArticlesCompound SentencesModals TensesPast Simple VS Used toConjunctivesOther quiz:
Preposition › ViewComplete the sentence with the correct preposition: The shoes are ___ the closet.
A. under
B. beside
C. in
D. on
Prepositions › View
My apartment is ___ the fifth floor.
a. in
b. on
c. at