[ Gerund and Infinitive ]
Did you forget locking / to lock the door? Look, it’s wide open!
A. locking
B. to lock

Random Topics:
Cardiology ServicesModals for DeductionPassivisationCompliment, Congratulation, and HopeSubject-Verb AgreementPersuasive TextPreposition and Preposition PhraseArticles and QuantifiersActive-Passive VoicesCoordinating Conjunctions and Comparative AdjectivesOther quiz:
Grammar › ViewWhich of these is a past participle? It is ……..
A. believing
B. believed
C. believes
D. belie
Idioms › View
My mom really shouted at me for coming home late.
a. gave me elephants
b. gave me evil
c. gave me an earful
Is that ______ old book?
A. A
B. AN
Adverbial Clause of Concession › View
Although the sun was shining, _______.
A. it wasn’t very hot
B. yet it was very hot
C. it was very hot
D. but it was very hot
