[ Tenses ]
Past simple, past perfect simple or past perfect continuous.
They ___ (train) all morning in the gym, which is why they ___ (be) exhausted.
A. had been training / were
B. had trained / had been
C. trained / had been being

Random Topics:
Adverb of FrequencyPast Simple Negative & QuestionsModals VerbsComparatives and Past Perfect TensePronouns ( Interrogative )Simple Present and Present ContinuousGrammar / PronounsVerb, Object, PrepositionSimple and Continuous Present TenseVerbsOther quiz:
Transitive or Intransitive Verbs › ViewAfter finishing the race, Mikaela sighed.
A. transitive
B. intransitive
Grammar and Passive Voice › View
Identify the sentence in passive voice with a future perfect tense:
A. The task will have been completed by Friday.
B. The task will be completed by Friday.
C. The task was completed by Friday.
D. The task has been completed by Friday.
Grammar › ViewDo not drink that milk because it _________ gone bad.
A. has
B. have
C. had
Vocabulary › View
This model is an … of our original product, designed for younger children.
A. affordable
B. reverse
C. adaptation
