[ Tenses ]
Before I sent the email, I _______.
A. checked all the attachments
B. was checking all the attachments
C. have checked all the attachments
D. had checked all the attachments

Random Topics:
Causative VerbModal AuxiliaryPresent Progressive or Present SimplePast Simple TenseDeterminersRelative Clauses PronounsProgressive Perfect and Simple Verb Tenses�Put� Phrasal Verbtake, make, doTransition WordsOther quiz:
Grammar › View‘Please get me ___ envelope from the drawer,’ said Yu Xin’s mother.
A. a
B. an
C. the
D. –
Vocabulary & Phrasal Verb › View
A big dog was … a sledge with a child.
A. pushing
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