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

Random Topics:
Prepositions of Timeduring, for, whileVerb Tenses and Sentence StructureLexico and GrammarModal Verbs of ObligationOrder of AdjectivesLinking VerbConditionalModal VerbFuture Simple TensesOther quiz:
Prepositions › ViewFour-fifths of the world’s computers use programs ________ English.
A. at
B. in
C. on
D. about
Grammar › View
What are you worried about … him?
A. to meet
B. meeting
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
