If you ______ more than a week to take care of your baby in the hospital ask the top mana
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If you ______ more than a week to take care of your baby in the hospital, ask the top manager for a leave.
A．will need
B．would need
C．should need
D．shall need
请帮忙给出正确答案和分析，谢谢！
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正确答案：C
本题考查should的用法。should可以用在假设句中，加强假设的语气，选项C正好符合题意。此句的前半句是if引导的条件句，条件句中要用一般现在时态来表示将来时态，而D．shallneed，A．willneed都采用了将来时态，违反了这一语法规则。至于B．wouldneed多表示意愿、预期发生的事，缺少should所含的“万一、竟然发生”的假设含义，故排除。