[ Grammar ]
Every night the watchman turns on all the lights and …around the building every half an hour.
A. walks
B. is walking
C. walked
D. to be walking

Random Topics:
Will and Will notSimiles and Body IdiomsGrammar and PrepositionPossessive NounsModal Verbs of Deduction and SpeculationPerfect TenseDefinite and Indefinite ArticlesSimple Present Negative and QuestionPresent Simple and Present Continuous TensesAdverb PhrasesOther quiz:
Present and Past Simple Tense › ViewMy brother _______ to the gym often.
A. don’t go
B. go
C. is go
D. goes
Regular and Irregular Adverb › View
It’s raining too ______! Can you drive me to school today?
A. hardly
B. lately
C. late
D. hard
Simple Past Tense & Future Tense › ViewThe police ….. him on his way home last night
A. stopped
B. stop
C. stops
D. stopping
Past Tenses › View
The past perfect continuous emphasizes the duration of an action.
A. TRUE
B. FALSE
