[ Grammar ]
They couldn’t drive home because they _________ the keys in the car.
A. had locked
B. locks
C. locked
D. has locked

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To infinitive - GerundTenses, Tag Questions, Phrasal VerbsVerb Forms and PrepositionsDefinite ArticlesPrepositions & Prepositional PhrasesCardiology ServicesArticles with SubstancesFood VocabularyHow much or How many?Present/Past/Future Continuous TenseOther quiz:
Grammar › ViewBy the end of the month, she will have been living here ……… two years.
A. since
B. for
C. until
D. yet
Modal Verbs › View
He ____ not dare to question the manager’s decision.
A. dare
B. will
C. must
Vocabulary › ViewTo approve and adopt an official document.
A. ratify
B. veto
C. appeal
D. submit
Conditional › View
When do we use first conditional?
A. Imaginary situations
B. Probable future situations
C. Situations in the past connected to the present
D. When something happens first
