[ Subject-Verb Agreement ]
The date and time of the accident ___ not certain.
A. Are
B. Were
C. Was
D. Is

Random Topics:
Past Perfect vs Past SimpleFuture Tense and ConditionalsGrammar (Possessive Pronouns)Phrasal VerbsSimple Past Irregular & NegativeConditional 0Adverb of TimePresent Simple Tense PassiveArticles & QuantifiersNouns and QuantifiersOther quiz:
Do / Have / Can - Basic Questions › ViewDoes she have a bicycle?
A. Yes, she do.
B. Yes, she does.
C. Yes, she have.
D. Yes, she can.
Present and Past Perfect Tenses › View
The Perfect Continuous Tenses are also known as _____.
A. Perfect Simple Tenses
B. Perfect Tenses
C. Perfect Progressive Tenses
D. Present, Past and Future Perfect
Tenses › View. She __________ the assignment by the time the class started.
A. has completed
B. had completed
C. will have completed
Grammar › View
You _______wear protective boots. It’s necessary.
A. can
B. have to
C. should
