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
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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:
Conjunctions › ViewWhich conjunction shows a time relationship? “She was reading ___ I was cooking dinner.”
A. while
B. although
C. because
Present Perfect Tense › View
Maybe she won’t come this afternoon. How long you (wait) for her?
A. have you wait
B. has you waited
C. have you waited
D. did you wait
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