[ Grammar ]
choose the grammar structure of present perfect
A. subject , have +simple past verb
B. subject+have-has verb+past participle verb
C. subject+past participle verb +have has
D. subject + has +past participle ver

Random Topics:
So or SuchFuture FormsMixed TensesPresent and Past Perfect TensesAdverbs of How Something is DoneClauses and GerundsSubject Verb Agreement Irregular VerbAdverbs, Infinitives, Definite ArticlePresent Continous TensePre-intermediateOther quiz:
Grammar › ViewI wrote this poem _______________________.
A. alone
B. myselves
C. myself
D. single
Conditionals and Wishes › View
Suppose they lost their jobs. … money enough to survive?
A. Would they have
B. Will they have
C. Would they have had
Grammar › ViewKnowing how hard the test was, I wish________for it
A. would study
B. had studied
C. studied
D. have studied
Tenses › View
When do we use simple present tense?
A. When an action has happened.
B. When an action is happening right now.
C. When an action may happen in the future.
