【题目】Mother holding jobs outside the home should have _______ schedules to make it easier to care for their children.
A.heavy
B.flexible
C.complex
D.smooth

【答案】B
【解析】句意：在家外工作的母亲应该有灵活的计划，使他们更容易照顾他们的孩子。A、heavy重的；B、flexible灵活的；有韧性的；C、complex复杂的；D、smooth光滑的。故选B。