问题
选择题
As a single mother of three children, she has very little time ________ she can spare to develop her own interest.
A．when
B．that
C．which
D．what
答案
答案：B
B 考察定语从句。从句中spare缺少宾语，所以使用关系代词，先行词被little修饰，所以不使用which而选that。故B正确。