[ -Ing and Infinitive Verb Patterns ]
I usually forget _____ the lights off.
A. turning
B. to turn

Random Topics:
Passive SentencesWho vs WhomVerbs - third personPresent Perfect or Past SimplePreposition and ConjunctionCommon & Proper NounsFunctional Sentence TypesModal Verb, Passive VoiceFirst Conditional, Future Time ClausesConditional TensesOther quiz:
Tenses › ViewThe old man had _____ asleep on his chair
A. fell
B. fallen
C. fall
D. falling
Idioms › View
To put someone in prison is to ___.
a. lock them up
b. do them in
c. blow them up
They have a big collection of paintings ___ Picasso.
a. at
b. by
c. with
Present Tenses › View
The birds are flying in the air.
A. Present Perfect
B. Present Perfect Continuous
C. Present Continuous
D. Present Simple