What is in sb letter?是什么意思

What letter is a vegetable是什么意思 what letter is a question是什么意思 what letter is an animal是什么意思 What letter is always big in sentence? What letter is "you"? What letter is it? What letter is drink? what letter is a what letter is What letter is nothing what letter is never found in the alphabet 3: what letter is in the middle of :paris"?