[ Grammar TOEFL ]
A machine _____ could monitor efficiency would be very useful.
A. whom
B. that
C. it
D. when
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Present Tense vs Past TenseTenses and ArticlesPast Simple Negative & QuestionsFuture TensesPrepositions Of PlaceMoods of GrammarIndependent ClausesGrammar - Present Perfect with already, just, yetConjunction: Because and SoModal Auxiliaries and To Be VerbsOther quiz:
Grammar › ViewIdentify the mood in the following sentence: Please visit us again sometime soon.
A. subjunctive
B. imperative
C. conditional
D. interrogative
Simple Past/Past Progressive › View
I_____________ at the department store when the craziest thing happened.
A. was working
B. worked
C. was worked
D. were working
Tag Questions › ViewShe is collecting stickers, ……………..?
A. is she
B. does she
C. isn’t she
D. doesn’t she
Past or Present Verb Tense › View
Which vocab word matches this definition:
When two or more things rely on each other to work.
A. Systems
B. Interdependent
C. Interrelated
D. Food security