[ Grammar ]
I (type) ____________ the letter all day.
A. have been typing
B. have typed
C. has been typing
D. has been typed

Random Topics:
Adjectives & PrepositionsPast Tense & Past Continuous TensePast Perfect Simple & Past Perfect ContinuousPassive Voice Present SimpleComplex SentencesIf- ConditionalPresent Perfect & Past Simple TenseGrammar - too & enoughModals TensesIndependent ClausesOther quiz:
Tenses › ViewIt is raining now. It began raining two hours ago. It ______ for two hours.
A. has been raining
B. was raining
C. is raining
D. has rained
Sentence Structure › View
The committee approved the new policy, it will take effect next month.
A. Complete
B. Fragment
C. Run-on
Articles › ViewWe installed a modem for faster internet. ___ modem was compatible with our devices.
A. The
B. A
C. An
D. ∅
Gerund Noun › View
He asked them ……………
A. help him
B. should help him
C. to help him
D. help to him
