[ Grammar ]
Which of the following is a verb?
A. explain
B. puzzle
C. excitement
D. blue

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Present/Past/Future Continuous TenseTypes of SentencesQuestion tag and + - AgreementSimple, Complex, Compound SentenceModal Verbs and ConditionalsGrammar - help/have/let/makeFuture - Will and Be going toModals VerbModal Possibilitiesmust/shouldOther quiz:
Grammar › ViewThe astronauts walk ……………….. the moon.
A. on
B. into
C. after
Past Tense › View
Sandra …… (swim) at the river last semester.
A. swimed
B. swam
C. swum
D. swimmed
