[ Tenses of Verbs - Usage ]
Choose the correct Structure of the Present Perfect Continuous tense
A. has/have + PII
B. will be + V-ing
C. has/have been + V-ing
D. is/are + V-ing

Random Topics:
Linking Words and ConjunctionTo Infinitive or GerundWishesParticiple - ing/ edAdverbial Clause, Noun ClausePresent Progressive TenseMix-TensesGrammar - Sentence StructureSimple Present VS Present ContinuousComplex SentencesOther quiz:
Grammar › ViewThis is David. _______ is twelve years old.
A. I
B. You
C. He
D. She
Grammar › View
He has too ……. patience.
A. Little
B. Few
To Infinitive/Bare Infinitive/Gerunds › ViewIt was a nasty memory. Do you remember both of us wearing sunglasses to avoid ————– bythe supervisors?
A. to recognize
B. to be recognized
C. recognizing
D. being recognized
Pronouns › View
My brother is good at art. _ likes painting.
A. he
B. him