[ Grammar ]
He must have ___ the keys at home.
A. leave
B. left
C. leaving
D. leaves

Random Topics:
-ed/-ing AdjectivesComparative AdverbsAbstract NounsPresent and Past Perfect TensesSentence LabelingFrequency AdverbsGerund, Infinitive & ModalsCoordinating and Subordinating ConjunctionsMixed Present TensesTenses & PrepositionOther quiz:
Grammar › ViewA: What time _____ you ______ (get up) these days?
B: At around seven o’ clock in the morning, for work.
A. are / used to getting up
B. did / used to get up
C. are / use to getting up
Some vs. Any › View
We had to wait for ___ minutes.
a. some
b. any
Grammar › ViewIf you press this button, the animals …. .
A. move
B. are moving
C. moved
Gerunds and Infinitives › View
Jenny doesn’t mind _______ on the sofa.
A. slepp
B. sleeps
C. sleeping
D. sleps
