ⅰ.用黑体词的正确形式填空 1．(1)he is considered to be an expert in this field. (2)taking everything into consideration，she decided to work in the company. 2．(1)he never fails to write to his mother every week. (2)the success or failure of the plan depends on you. 3．(1)chemistry was her favourite subject at school. (2)pay attention to the chemicals when you're doing the experiment. 4．(1
