Steve is in his bedroom. He …… the floor.
A. is vacuuming
B. is vacuming
C. are vacuuming
D. vacuumming

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No Excuse Words / Conjunction SOSpeculation with Modal VerbsSimple Past Tense (was/were)Active & Passive VoiceVerb & GrammarQuantifiers & Modals of ObligationPast Tense and Past Continuous-ed/-ing AdjectivesDemonstrative Pronouns and Verb TensesGrammar: Reported QuestionsOther quiz:
Modals › ViewYou _____ forget your passport when you travel.
A. must not
B. can
C. have to
Grammar › View
He didn’t ___ TV yesterday. He doesn’t ___ TV at all!
A. watch / watch
B. watch / watches
C. watching / watching
D. watched / watched
Which of these sentences is written correctly?
A. The gardener, whose name is Wes, planted several types of flowers, because it will look beautiful.
B. The gardener whose name is Wes planted several types of flowers, because it will look beautiful.
C. The gardener, whose name is Wes, planted several types of flowers because it will look beautiful.
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By 2020 I think we will ____________ a settlement on Mars
A. Built
B. Have built
C. Have been building
D. Be built