多项选择题
气门组应保证（ ）能够实现气缸的（ ）。写出下图中序号零件名称。
问答题气门组应保证（ ）能够实现气缸的（ ）。写出下图中序号零件名称。
商业环境的空间规划，应尽量给顾客以舒适感和亲近感，应千方百计地吸引顾客并使之留连忘返。 A、正确 B、错误
单项选择题商业环境的空间规划，应尽量给顾客以舒适感和亲近感，应千方百计地吸引顾客并使之留连忘返。 A、正确 B、错误
What is unique about an argumentative essay is that you...
判断题What is unique about an argumentative essay is that you do not just give reasons to support your point of view. You must also discuss the other side's reasons and then refute them
