[ Grammar ]
_____ he left the house, he checked all the doors.
A. Because
B. Before
C. Unless
D. Although

Random Topics:
Functional Sentence TypesModals and ResponsibilitiesPresent Simple and Past ContinuousSimple Present Negative and QuestionAdverbial Clauses of Manner and ResultPast with ModalsFigure of SpeechPerfect Progressive TensesPresent Simple ProgressiveModal and Phrasal VerbsOther quiz:
Conjunctions › ViewI always brush my teeth ____________ I go to bed.
A. because
B. although
C. before
D. after
Grammar › View
I hope I _____ be a doctor in future.
A. will
B. shall
C. may
Grammar › ViewWhat type of sentence is: Don’t drop these eggs.
A. interrogative
B. declarative
C. exclamatory
D. imperative
Adverbs of Frequency & Simple Present Tense › View
They ____ not ____ Miss Karmen last week.
A. do // meet
B. does // meet
C. did // met
D. did // meet
