[ Progessive Tenses ]
In the past, people invented steam engines.
A. past
B. present
C. future

Random Topics:
Imperative SentencesSentence Structure and Verb TensesPresent Simple/AffirmativeEssential and Nonessential ClausesReported - GerundSports VocabularyModals and Past ModalsVocabulary and TensesFirst ConditionalsAdverb Clause ConnectorOther quiz:
Linking Words and Phrases › ViewI choose to visit Santorini _____________ it has great scenery.
A. like
B. since
C. such as
D. because
Grammar › View
Daisy enjoys working in the kitchen.
A. in
B. working
C. the
D. enjoys
Grammar › View_______ you wrap this item up, please?
A. Must
B. Can
C. Should
D. Shall
Present Continuous › View
What time ________ Ben _________ lunch with Monica?
A. is / have
B. is / having
C. are / having
D. does / having
