[ Grammar and Vocabulary ]
Identify the helping verb in the sentence: “I am learning how to play guitar.”
A. how
B. play
C. am
D. learning

Random Topics:
Modals and ConditionalsNouns & PronounsPresent ProgressiveAdjectivesComparative AdjectiveNouns as AdjectivesPrepositions and AdverbsUse of Prepositions or ConjunctionsWh-QuestionCommon ErrorOther quiz:
Gerund vs. Infinitive › View
Ed never stopped hoping.
A. Verb
B. Participle
C. Gerund
Tenses › View
They _____ a big celebration for their anniversary.
A. has
B. had
C. having
D. have
Grammar › ViewYou wake up early _____.
A. this morning
B. every Monday
C. just now
D. now
Phrasal Verbs › View
To start doing something.
A. Set about
B. Set on
C. Set up
