[ Grammar ]
My arms are aching now because _______________ since two o’clock.
A. I’m swimming
B. I swam
C. I swim
D. I’ve been swimming

Random Topics:
All, Both, Neither, None, EitherPast Perfect and Past Perfect ContinuousRelative Pronouns with PrepositionsVerb + Infinitive or GerundFuture Perfect vs Future ContinuousVerbal CommunicationSubjunctivesModifierswas werePast TensesOther quiz:
Grammar › ViewIf you run __ money, call us collect and we’II send you some.
A. out
B. out of
C. away
D. in
Grammar › View
He’s not as smart … his brother.
A. as
B. than
C. then
Grammar › ViewYou ……………………… dinner.
A. are not cooking
B. are not playing
Past Tense and Neutral › View
The boys helped Mrs Gopal ________ the books to her table.
A. carrying
B. carry
C. carries
D. carried