—The problem is too difficult,can you show me _____,Wang Le? —Sure.
A:what to work it out
B:what to work out it
C:how to work it out
D:how to work out it
若基因型为AaBbCCDDee的个体与基因型为AABbCcDDEe的个体交配,在子代中,纯合子的比例应是(假设各对基因独立遗传) ( )
形近字组词
俯____ 捧____ 眶____
府____ 棒____ 框____