2. 专升本
  3. "The key to______the medical problems at the root is health care reform," said the minister.

"The key to______the medical problems at the root is health care reform," said the minister.

admin2021-08-03  11
问题 "The key to______the medical problems at the root is health care reform," said the minister.
选项 A、solve
B、solving
C、being solved
D、be solved
答案B
解析 the key to doing sth．意为“做……的关键”，其中to为介词，其后一般接名词或动名词，所以排除选项A、D。因the key与solve为逻辑上的主谓关系，所以应用动名词的主动语态。故选B。
转载请注明原文地址:https://jikaoti.com/ti/N7aGFFFM
本试题收录于： 英语题库普高专升本分类
0

英语

普高专升本

相关试题推荐
随机试题
最新回复(0)