[ 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:
Coordinating Conjunctions › ViewShe can either go shopping, _____ she can watch a movie at home.
A. and
B. but
C. so
D. or
Grammar › View
Choose the BEST answer
A. We are in different cities now
B. My sister and I am not in Rio
C. They are six year old
D. My father and mother is at our home
Grammar › ViewIs 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
