[ Subject-Verb Agreement ]
He (has/ have) been my best friend since first grade.
A. Has
B. Have

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Prepositions of Timeduring, for, whileVerb Tenses and Sentence StructureLexico and GrammarModal Verbs of ObligationOrder of AdjectivesLinking VerbConditionalModal VerbFuture Simple TensesOther quiz:
Vocabulary › ViewWhat is the definition of jettison?
A. to cast overboard; to discard
B. a strong defense or fort
C. easily angered
D. greed; desire for wealth
Grammar › View
Sleeping, resting and ______ are the best ways to care for a cold.
A. drinking fruits
B. to drink fruits
C. drank fruits
D. one drinks fruits
Present Perfect and Present Perfect Progressive Tenses › ViewShe ___ (live) here for ten years.
A. lives
B. has lived
C. have lived
D. has been living
Vocabulary › View
To surround something on all sides is to _____ it.
A. grumble
B. provision
C. enclose
D. nourish