It was never clever----he hadn't reported the accident soone

It was never clever____he hadn't reported the accident sooner.A.that B.why
It was never clever____he hadn't reported the accident sooner.
A.that B.why 为什么答案是B,
With his money ___,he couldn't go home.
A.missed B.running out为什么用B
____has taken away my book?
A.Which of you B.Who of you 为什么用A
You can come to the dance ____you dress.
A.whatever B.however为什么用B,A表示无论穿什么不可以吗