[ 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:
VOCAB & GRAMMARPast Perfect or Past Perfect ContinuousThe Past SimpleGrammar: is/are/was/wereConditional SentenceVerb PhraseGive, do and makeAuxiliary WordsPhrasal Verb & Prepositional PhraseCompliment, Congratulation, and HopeOther quiz:
Passive Voice and Modals › ViewA love letter _________________________ by Rita.
A. was writes
B. was wrote
C. were written
D. was written
Grammar › View
I didn’t buy any cheese. I’m not allowed to eat ………. .
A. snacks
B. poultry
C. tinned food
D. dairy products
I love unusual foods, I’ve _____ tried fried insects!
A. even
B. ever
Tenses › View
. She _____with her parents in London.
A. lived
B. lives
C. living
