Mary has a bad cold,She has to stay in___bed.A.a B./C.the D.an应该选哪一个?为什么

排序：a,cold,has,he,bad. She is( ).she has a bad cold. She has got a bad cold.划在 has got a bad cold,划线提问 Mary has a bad cold,She has to stay in___bed.A.a B./C.the D.an应该选哪一个?为什么 He has a bad cold 改为一般疑问句( ) he ( ）a bad cold Mary has had a bad cold for more than a week（对划线部分提问）【划线部分在for more than a week】 She has _______ A.cold B.a cold C.bad cold D.colds Max has a bad cold.He s__ a lot today he has a bad coldHe has a bad cold为什么要加a Tom has a bad cold.改为一般疑问句. He has caught a bad cold since last week改错 He has a bad cold.改为一般疑问句 He has a bad cold为什么是一般现在时? she has a bad cold 改成否定句 Ben has a bad cold.一般疑问句怎么改? He has a bad cold for the______few weeks He is s____now because he has a bad cold Obviously,he has a bad cold.He sneezes so often.Obviously,he has a bad cold.He sneezes so often改成Obviously,he has been has a bad cold.He sneezes so often可以吗?