Topics: Modals
To my opinion, books and real experiences ____ important role as sources of knowledge
A. have
B. has
C. haven’t
D. doesn’t have
Select your answer:

Random Topics:
Grammar - could / could notVerb Types and TensesVerbs - third personSynonyms and VocabularyState Verbs and Action VerbsMay, MightPersonificationParallelism and Subject Verb AgreementPresent Simple & Present Progressive TensePresent Perfect Tense or Present Perfect Continuous TenseOther quiz:
Conjunctions, Interjections and Sentence Type › ViewIdentify the type of sentence:
Despite the rain, we decided to have a picnic.
A. Simple Sentence
B. Compound Sentence
C. Complex Sentence
Conjunctions and Connectives › View
The students were happy _____ they had passed the final exam.
A. because
B. although
C. while
D. unless
