[ Gerund ]
________ is a good and cheap exercise
A. run
B. running
C. runned
D. ran

Random Topics:
Adverbs of frequencyLinking Words & PhrasesSimple Present and Present ContinuosPassive VoiceInterjections, Tag Questions and Nouns of Direct AddressGrammar - some / anyProgressive TensePrepotitionsSentence TransformationTransportation VocabularyOther quiz:
Tenses › ViewWhat is the past continuous form of the verb “to play”?
A. I have played.
B. I was playing.
C. I played.
D. I will play.
Was & Were Questions › View
There _________ a ball in the box.
A. was
B. were
Modal Verbs › ViewMy son has always been a clever boy; he ___________ read when he was three.
A. could
B. might
C. may
Modal Verbs › View
When I got to the cinema, the movie had already started; I ___ there earlier.
A. should have got
B. ought to get
C. must have got
D. might have got
