(单选题)

Solving these problems, which us from making progress in study, students communicating with teachers and parents.

A.prevents; involves

B.prevent; involves

C.prevent; involve

D.prevents; involve

参考答案：B

参考解析：

考查名词作主语时的主谓一致及定语从句其他。句意：解决这些阻碍我们学习进步的问题，涉及到学生与老师和家长的沟通。第一空考查非限制定语从句的主谓一致，定语从句的谓语动词与先行词保持一致，根据该句中非限定性定语从句的先行词problems可知，第一空的谓语动词应使用复数形式，即prevent；第二个空考查单个动名词作主语时的主谓一致，谓语动词应使用单数形式。故选B。

知识点：定语从句英语专业基础知识英语语法教师招聘-小学英语

Solving these problems, which ______ us from making progress in study, ______ students communicating with teachers and parents.

Solving these problems, which us from making progress in study, students communicating with teachers and parents.