[ Grammar ]
I ……………………(know) the answers and then I…………….. (send) an email.
A. knew-sended
B. known-sond
C. knew-sent
D. knowed-send

Random Topics:
Participle AdjectivesTypes of Simple SentencesModals and InversionDependent ClausesGrammar: MorphologyVerb Forms and PrepositionsPresent Continuous, Present Perfect and Used toPast Simple VerbsCommas and Subordinating ConjunctionsArticles and DeterminersOther quiz:
Grammar › ViewIn my chemistry study group, there are eight students, two of whom are repeating the class.
A. correct
B. incorrect
Grammar › View
3-D printing ____ complex tools and components.
A. is used for produce
B. is used to produce
C. uses for producing
D. uses to produce
Grammar › ViewDavid is ______ son.
A. our
B. we
C. he
Modal Verbs › View
They didn’t bring any umbrellas, and now it’s raining. They ………. more prepared.
A. should have been
B. might have been
C. could have been
D. would have been
