[ Aspect or tenses of Verbs ]
How to construct a Perfect Progressive Aspect
A. Just the verb in the proper tense (past, present, future)
B. have, has, or had + been + verb-ing
C. to be verb + verb-ing
D. has, have, or had + past participle of the verb

Random Topics:
Active and Passive voiceNarrative Tenses & ConditionalsGrammar - to be, possessive, have gotPresent Perfect ContinuousNoun and PronounPlaces in TownThe Future Simple TenseAction vs Linking Verbs/ Verb PhrasesInfinitives and ING FormsPast form of ModalsOther quiz:
Grammar › ViewWhich is correct?
A. The author make the festival sound interesting.
B. The author makes the festival sound interesting.
C. The author making the festival sound interesting.
D. The author is makes the festival sound interesting.
Prepositions › View
You have to leave your shoes ______________the door when you enter the house.
A. In
B. Over
C. To
D. By
The Germany’s success has been primarily ———— manufacturing as a low-cost producer.
A. More than
B. In opposition to
C. Due to
D. Despite
E. Nonetheless
Has and Have › View
………….has a teddy.
A. He
B. She
C. I
