[ Helping and Linking Verbs ]
What is the helping verb in the following sentence: I am riding my bike home from school.
A. riding
B. bike
C. school
D. am

Random Topics:
Going To Be and WillPast Simple TenseComparative and Superlative AdverbsPresent / Future / Present Progressive / non Action VerbsConditionals (0 - 1 - 2)Direct and Indirect SpeechModal Verbs & Perfect Infinitive-ing form and the to-infinitivePresent Perfect SimpleNouns and QuantifiersOther quiz:
Vocabulary › ViewThe professor told James to write his first name in the left-hand ________.
A. complete
B. column
C. competition
Grammar › View
Which part needs to correct?
My brother usually ask me for help when he has difficulty with his homework.
A. ask
B. when
C. difficulty
D. homework
Simile, Metaphor or Personification › ViewThe dense fog was like a curtain concealing the road.
A. Simile
B. Metaphor
C. Neither
Grammar › View
Wolf plural=
A. wolfs
B. wolfves
C. wolves
D. wolf
