问题
选择题
Only after a baby seal is pushed into the sea by its mother _______to swim.
A． how will it learn
B．will it learn how
C． it will learn how
D．and it learns how
答案
答案：B
题目分析：考查倒装句：句意：只有在小海狮被妈妈推倒水里，它才知道怎么游泳。Only+时间状语从句放在句首的时候，主句用部分倒装，will提到主语前面，选B。