GMAT question( which one is correct)Although they were sold/they were selling them over the counter at the turn of the century, the government now prohibits the sale of cocaine derivatives.

which letter is a question? Which letter is a question? Which letter is a question? GMAT question( which one is correct)Although they were sold/they were selling them over the counter at the turn of the century, the government now prohibits the sale of cocaine derivatives. Gmat Gmat Gmat which letter is a kind of question? which letter has a lot of question Which letter is question的谜底? which question的汉语意思是什么 The question discussed is easy还是The question which is discussed is easy Question：which kind of art do you like best?Why? Which letter is a question? 的回答是什么 Which never asks question but aiways gets answers?是什么意思 Which never asks question but aiways gets answers? Question Question