[ Tenses ]
Ouch ! You ______ on my toes.
A. stepping
B. is stepping
C. am stepping
D. are stepping

Random Topics:
too / enoughSynonymConnectivesVerb Tenses (Progressive, Perfect)Second Type ConditionalTenses Structuretake, make, doGerund and InfinitivePhrasesGrammar: Simple Past and Past ContinuousOther quiz:
Future Continuous Tense › ViewThis time tomorrow night, my sister___________________________ in a concert
A. will be performs
B. will be performed
C. will be perfom
D. will be performing
Present Simple › View
Which sentence describes about general fact?
A. Ms. Nga likes reading Conan every day.
B. The sun rises in the east.
C. I usually get up at 7 a.m.
Grammar & Vocabulary › View‘Have you ____ John lately?’ ‘No, I ____.’
A. saw …. didn’t
B. seen …. haven’t
C. seen …. have
Grammar › View
When do we use the simple present tense?
A. For actions happening right now.
B. For permanent situations, routines, habits, states, conditions, and opinions.
C. For actions that will happen in the future.
D. For temporary situations.