[ 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:
Grammar › ViewThe girl and her doll (is, are) both wearing orange
A. are
B. is
Simple Past Tense › View
We _________ (wear) our new clothes just now.
A. wore
B. weared
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
