[ Modals ]
I’m pretty sure he didn’t see me.
A. He couldn’t have seen me.
B. He couldn’t see me.

Random Topics:
Synonym and AntonymPreposition on TimeQuantifierIf/Unless - Conditional type 1Adverbial ClausesGive, do and makeRelative Clauses & Real ConditionalsVerb-ing and InfinitivePresent Progressive or Present SimpleTo Infinitive/Bare Infinitive/GerundsOther quiz:
Will/Going to › ViewYou have been going to sleep at 2 AM all week! Do you think you ___________ to bed early tonight? You definitely should!
A. will go
B. are going to sleep
C. will be
D. are going to call
Grammar › View
My birthday in ____ the 30th of December.
A. in
B. on
C. at
D. beside
Conditional Sentences › ViewIf I _____ (have) a million dollars, I _____ (travel) around the world.
A. have / will travel
B. had / would travel
C. will have / would travel
D. had / will travel
Vocabulary & Grammar › View
The company will ___ a new project to expand its market internationally.
A. hypothesize
B. initiate
C. undertake
D. detect
