[ Grammar - could / could not ]
Could you __________ when you were ten years old?
A. swam
B. swim
C. swum
D. swimming

Random Topics:
Articles and QuantifiersSimple vs Present Continuous TensesVerb & GrammarVOCAB & GRAMMARThe First Conditional SentenceDemonstrative PronounPresent Simple & Present Progressive TenseFuture Perfect ContinuousAdjectives with -ED and -INGFirst and Second ConditionalOther quiz:
Grammar › ViewYou ________ my brother, have you?
A. haven’t seen
B. didn’t see
C. didn’t saw
D. don’t see
Grammar › View
I’m so hungry. I ______ eat a horse!
A. could
B. can
C. must
D. should
Grammar › ViewWhat part of speech is the word ‘on’ in the sentence ‘The book is on the shelf’?
A. Preposition
B. Verb
C. Adjective
D. Noun
Grammar › View
She says she may be available Friday
A. probability
B. obligation
C. advice
D. polite request
