[ Modal Auxiliaries and Similar Expressions ]
Which sentence expresses future certainty?
A. The system might crash if we don’t fix the bug.
B. The system will crash if we don’t fix the bug.
C. The system may crash if we don’t fix the bug.
D. The system could crash if we don’t fix the bug.

Random Topics:
Grammar - Be going toPerfect and Past TensePast Simple or Past ContinuousPast and Present Continuous tenseActive & PassiveToo or EnoughFigurative LanguagePassive Modals, Impersonal PassiveGrammar - may/might/couldConjunctions and PrepositionsOther quiz:
Past Continuous Tense › ViewMr. Lee was playing the piano………………… his brother was ………………….. the guitar.”
A. while/playing
B. when/playing
C. when/played
D. while/played
Grammar › View
Jason doesn’t speak _____ his friends, but his wriitten work is excellent.
A. as high as
B. as good as
C. as well as
D. as long as
How often - long - much - many › View______ has Leo Messi played for Barcelona?
A: Since 2003
A. how long
B. how often
C. how much
D. how many
Object Pronouns › View
The music is very good.
I like listening to _____.
A. us
B. it
C. you
