[ Tenses ]
He ____ his homework before he went out.
A. has done
B. had done
C. did
D. does
E. doing

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Conjunctions, Interjections and Determiners › ViewMaria was running late for work _____ it started to rain.
A. when
B. because
C. and
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Grammar › View
Joining the list of edible objects that have traveled miles above the Earth, two Swedish men attached a doughnut to a weather balloon along with a camera in 2015.
A. NO CHANGE
B. a doughnut was attached to a weather balloon and a camera by two Swedish men in 2015.
C. a weather balloon and a camera were attached to a doughnut by two Swedish men in 2015.
D. a camera attached to a weather balloon by two Swedish men accompanied a donut in 2015.