It isn't so much whether he worked hard ;the question is whe

It isn't so much whether he worked hard ;the question is whe He isn't clever, is he? ________He worked out the He can answer the question h _ hard it is. He can answer the question ______(how) hard it is The question is very hard.We can't solve it. The passage is quite hard to understand,isn't it? What the teacher said is so hard that he can t understand it 28.- English is hard to learn,isn't it?-I don't think so.___ He worked so hard that he kept up ( )the class It is a s______ question.You needn't think so hard. The question he asked is hard ____ . We haven’t settled the question of whether it is necessary f