[ Type of Sentences ]
Upgrade the programs on all of the classroom computers__
A. ? Interrogative
B. . Declarative
C. ! Exclamatory
D. . Imperative
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Future Tenses and ModalsFuture Tense (will/be going to/p.continuous)Present/Past/Future Continuous TenseFamily VocabularyVerb TenseAdjectives with -ED and -INGGrammar (Adjectives)Who am I?Definite and Indefinite ArticlesLinking VerbOther quiz:
Grammar › ViewThe factory ____________ far less electricity since it switched to more efficient machines.
A. had used
B. used
C. has used
D. uses
Tenses › View
His academic results have improved ______ .
A. after he had taken this course
B. before he took this course
C. when he was taking this course
D. since he took this course