It is hard to answer the question___ dictionary is the most

It is hard to answer the question___ dictionary is the most It is the most important for you to study hard . He can answer the question h _ hard it is. He can answer the question ______(how) hard it is the question is too hard to answer后力什么不加it? the question is too hard for me to answer To study hard is the most important d____ of students. 【同义句转换】 It is boring to read the dictionary.The dictionary i Which country grows the most tea? The answer is India. It gr I find that it is easy to answer the question. I want to know ____ it is the right answer. It is s_ of you to answer the difficult question.