Tom is confused because he …………. that word you used.
A. doesn’t understand
B. not understand
C. isn’t understanding

Random Topics:
Give, do and makeFuture Perfect TenseSimple and Progressive Verb TensesSimple Present ProgressiveGrammar for IELTSIdentifying TensesWord Form & Verb TensePersonal & Possessive PronounsSentences vs Run-OnsAdjectives and PronounsOther quiz:
Grammar & Vocabulary › ViewThe increase in road taxes and parking fees has _____________ many people from buying new cars.
A. hindered
B. deterred
C. obstructed
D. warned
Offer and Suggestion › View
Reni : Good morning, Rani. What are you doing?
Rani : Morning, I am cleaning the whiteboard. Today is my turn to clean it.
Reni : Can I clean the whiteboard for you?
Rani : No, __________________________________
A. thank you, I can handle it by myself.
B. I’d love to, I’m really grateful.
C. I couldn’t do it alone, believe me.
D. you can do it if you don’t mind.
E. it will help me much, thank you.
Wishes › ViewI miss my old motorbike. I wish I……it. I had it for years.
A. didn’t sell
B. hadn’t sold
C. had sold
D. haven’t sold
Present Perfect vs Past Simple › View
A: Do you know where John is?
B: I … John this week.
A. have not seen
B. don’t know
C. didn’t know
D. haven’t saw
E. hasn’t seen
