[ Past Tenses and Conditionals ]
They ____ for two hours before the train finally arrived.
A. waited
B. were waiting
C. had been waiting
D. had waited

Random Topics:
Verb PhrasesFuture Simple TensesGerunds and ModalsNouns & PronounsFirst ConditionalAdverbs of Frequency & Simple Present TenseModal Verbs and VocabularyParticipal PhrasesPresent Tense (Negatives and Questions)Past Perfect Simple & Past Perfect ContinuousOther quiz:
Vocabulary › ViewWhat are basic needs?
A. Things we enjoy in our life
B. Things that everyone needs to live
C. What I love to do
D. What I hate to do
Grammar and Vocabulary › View
________ are very violent storms which can cover hundreds of kilometers.
A. Hurricanes
B. Monsoons
C. Rainbows
Present Perfect Tenses › View______ you ever ______ sushi?
A. Have, eaten
B. Did, eat
C. Do, eat
D. Will, eat
Modals and Inversion › View
Identify the inversion: Little did I know what was coming.
A. What was coming little did I know
B. I knew little about what was coming
C. Little did I know
D. I had no idea what was happening
