[ Mixed General Quiz ]
The city of Pittsburgh is best known for ___ steel.
a. is making
b. making
c. did make

Random Topics:
Academic VocabularyAdverbs of Manner, Likes and PreferencesSubject Verb Agreement Irregular VerbTypes of Simple SentencesSentence Structure and ConjunctionsVerb FormIdiom and TensesArticle & PrepositionVerbs & AdverbsBare Infinitive and To InfinitiveOther quiz:
Preposition and Word Form › ViewSince 2009, Iceland has been the global _________ in gender equality.
A. leader
B. leads
C. leading
D. lead
Tenses › View
Tomorrow, my sister … celebrating her birthday.
A. was
B. will be
C. were
D. are
Grammar › ViewWe ______ buy tickets for the football match
A. must
B. need
C. have
Main Idea and Sentence Structure › View
What type of sentence expresses strong emotion?
A. Declarative
B. Interrogative
C. Imperative
D. Exclamatory