[ Tenses ]
John ______ a book when I saw him.
A. is reading
B. was reading
C. read
D. has read

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Future Tenses and ModalsDeterminers & QuantifiersModal Verbs for Permission and ObligationPunctuation and GrammarSo....that... Such.......thatGender and GrammarCountable QuantifiersModals AuxiliaryPresent and Past Simple TenseGrammar Present Perfect (ever never)Other quiz:
Gerund vs. Infinitive › ViewShe tried __________ everything by heart, but she found it was just impossible. It was too much.
A. To learn
B. Learning
Conjunctions › View
Mum said, “You can choose to be a pilot ________ a doctor when you grow up.”
A. and
B. or
C. but
D. because