【正确答案】 A

【答案解析】[解析] 本句话的意思是：她无法用几句话阐明她的思想。formulate：明确表达。state：陈述。例如：The grounds for his action was never clearly stated. 他从未清楚地说明过采取这一行动的根据。argue：辩论、讨论。例如：They are arguing over foreign policy. 他们正就外交政策进行讨论。invent：发明。例如：Writing had not been invented at that time. 书写体系当时还没有创造出来。announce：宣布。例如：She was planning to announce her engagement to Peter. 她正计划宣布她和彼得订婚一事。