Is the verb tense past perfect, present perfect or future perfect? ‘The researchers had published their findings before the conference.’
A. Past perfect
B. Present perfect
C. Future perfect
D. Simple past

Random Topics:
Grammar: wishes and regretsAdjectives vs Adverbs-ed and -ing AdjectivesAdverbs of Frequency & Simple Present TenseSo - Too - Either - NeitherInversions and SubjunctiveFirst Conditional SentencePresent simple or Past simplePunctuation and GrammarGerund, Infinitive & ModalsOther quiz:
Vocabulary › ViewChoose which of the following sentences is wrong.
A. If you don´t study , you will have a bad grade.
B. If she learn english , she will have a good future.
C. If my father buys me this book, I will take care of it.
Grammar › View
Henry’s ____ of writing exam is to get a promotion at work.
A. aim
B. target
C. schedule
D. plan
Grammar › ViewCombine the sentences with a compound predicate.
A. Green iguanas dive underwater to escape predators. Green iguanas can survive falls of 50 feet.
B. Green iguanas dive underwater to escape predators and Green iguanas can survive falls of 50 feet.
C. Green iguanas dive underwater to escape predators and can survive falls of 50 feet.
Simple Tenses › View
Which verb form is correct in Simple Past Tense? “He ___ the door and left.”
A. opens
B. opened
C. is opening
D. will open
