So sudden _______that the enemy had no time toescape.[ ]

_____ want to devote their whole life to their career should go _____ there are various career opportunities.

If it ____________ fine tomorrow, I won’t go hiking with you.

There is no reasoning with such awoman as Lucy. You might as well talk to a stone as try to argue with her.

下列词语中加点的字，每对读音都不相同的一项是（ ）