[ 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 › ViewWhich tense is used for a habit or repeated action in the present?
A. Present Simple
B. Present Continuous
C. Present Perfect
D. Present Perfect Continuous
Compound and Complex, Conditionals › View
Which sentence is an example of a complex sentence?
A. I love pizza.
B. I love pizza and pasta.
C. I love pizza, but I prefer pasta.
D. Although I love pizza, I prefer pasta.
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
