[ Gerund ]
They are afraid of ________ in the sea
A. swim
B. swims
C. swam
D. swimming

Random Topics:
Tenses and Passive VoiceAdverbial Clauses of Reason / CauseGrammar: Simple Past and Past ContinuousGrammar and Verb TensesPoetry VocabularyTag QuestionDependent PrepositionCommon & Proper NounsConjunctive AdverbsSentences Function and StructureOther quiz:
Tenses › ViewThe police ______ four thieves last night.
A. was catching
B. caught
C. is catching
D. will catch
Perfect Tenses › View
My mother _____________ a message on the fridge, but I didn’t see it.
A. has leave
B. have left
C. had leave
D. had left
Vocabulary and Grammar › ViewYou can stay with us ____ you fine a suitable place to stay.
A. as soon as
B. before
C. until
Future Tenses › View
Do you think that people ________ on Mars one day?
A. will live
B. are living
C. are live
