I ___ already ____ my exercise.
B. is doing
D. have done
Select your answer:
ConjunctionAdverbAdjective Degrees of ComparisonPronouns/ Present TenseVerbs: Action, Linking, and HelpingPresent Simple and Present ContinuousKinds of SentencesGerund & Infinitive
Other quiz:Grammar › View
I have an important exam tomorrow. I ______study hard for it.
Present Continuous › View
A: Are they working now?
B: No, they………………..
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