--- John failed his final exam.

--- I’m not surprised at the news at all. _______, he is never seen busy with his lessons.

A．Above all

B．In all

C．First of all

D．After all

依据施工合同示范文本规定，工程( )后，承发包双方应当按协议书约定的合同价款调整方式，进行工程竣工结算。

A．全部完工

B．竣工验收报告经发包人认可

C．质量保修书签订

D．竣工验收通过后