[ Grammar ]
When we _______________ breakfast, someone knocked at the door.
A. had
B. were have
C. have
D. were having

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Tenses › ViewThe drought ____ crops in the region last summer.
A. affected
B. affects
C. is affecting
D. will affect
Prepositions › View
My apartment building is ___ the corner.
a. in
b. on
c. at