Perhaps Karl knows the answer to that question.
A. Karl might know the answer to that question.
B. Karl can’t know the answer to that question.

Random Topics:
DeterminersDependent ClausesGrammar - Capitalization and Possessive NounsAdverbs of Frequency & Simple Present TenseAsking & Giving OpinionHelping and Linking VerbsModals of DeductionPresent Perfect Simple & ContinuousPast Simple Negative & QuestionsPresent Perfect Simple & Present Perfect ContinuousOther quiz:
Infinitives › ViewWhat is the infinitive phrase in the following sentence?
In the mall, we want to walk quickly to the food court.
_
A. to walk
B. to the food court
C. In the mall
D. to walk quickly to the food court
Tenses › View
What is the correct sentence in the future simple tense?
A. I will go to the beach tomorrow.
B. I am going to the beach yesterday.
C. I goes to the beach tomorrow.
D. I going to the beach now.
Vocabulary › View(noun) the ability to think about things that are not real; the ability to form a picture in your mind of something that you have not seen or experienced
A. imagination
B. couch
C. compare
D. divide
Grammar › View
The Japanese ______________ their shoes when they go home
A. greet
B. remove
