单选题一对杂合子的黑毛豚鼠交配，生出四只豚鼠。它们的性状及数量可能是A.全部黑色或白色

—Go and ask her come .—OKA.what time would she like toB.at what time she’d like toC.when would she like toD.when she likes to

B解析at what time=when，引导宾语从句，when在从句中充当时间状语。故选B。

回答的不错

感谢回答

D解析一对杂合子的黑毛豚鼠交配，生出四只豚鼠，由于后代数目比较少容易出现偶然性，所以各种情况均可以出现，所以D选项正确。