[ Grammar ]
Identify the helping verb in the following sentence: Arthur is walking to the mall at five o’clock.
A. walking
B. is
C. Arthur
D. mall
Select your answer:

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Tenses › ViewComplete the sentence to show an action that was in progress at a specific time in the future: Don’t call me at 8 p.m. tonight because I _____ for my big exam.
A. will study
B. will be studying
C. am studying
D. will have studied
Grammar › View
Yesterday was _________ day this summer.
A. hottest
B. the hottest
C. hot
D. hotter
