[ Grammar ]
Our products _____ for safety regularly before they leave the factory. Our products _____ for safety regularly before they leave the factory.
A. Has been checked
B. Is checked
C. Are checking
D. Are checked
Select your answer:

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Subject Verb Agreement Irregular VerbUsed to & would & Past Simplewas wereClauses and ConjunctionsConjunctions in Complex SentencesModals for Necessity and SuggestionsModals for Advice, Obligation/Prohibition, Necessity and Lack of NecessityPresent Tenses and VocabularyComparisonsPhrasal Verbs and GrammarOther quiz:
Present Tenses › ViewThe professor ____________ (give) lectures on biology every Tuesday.
A. gives
B. is giving
C. has given
Grammar › View
By next December , I will …….. my gift.
A. Receive
B. Received
C. Receiving
D. Will receive
