2. 专升本
  3. The research scientists often meet with problems ________ new type of instruments for their soluti

The research scientists often meet with problems ________ new type of instruments for their soluti

admin2021-09-26  67
问题 The research scientists often meet with problems ________ new type of instruments for their soluti
选项 A、require
B、to require
C、required
D、requiring
答案D
解析 分词短语作定语。由于它和先行词problem是主动关系，因此选现在分词。句意：科研人员经常遇到需要新型仪器来解决的问题。
转载请注明原文地址:https://kaotiyun.com/show/MGNJ777K
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)