which letter is on the face?A.U B.I C.P D.J

Which letter is missing? Which letter is a which letter is drink? which letter is for Which letter is ‘you’? which letter is inscert? Which letter is an insect? Which letter is an insect which letter is for drink? which letter is not me? Which letter is an insect? which letter is a question? Which letter is a question? Which letter is a vegetable Which letter is a drink? Which letter is a question? Which letter is the ocean? the only letter which I have received is still on the shelf .the only letter which I have received is still on the shelf .选择错误部分：A：which B：have received C：is D：on the shelf并修改!