患者男性，49岁。因心悸、胸闷，晕厥1次就诊。心电图如图所示，应考虑为（）

A.室性心动过速

B.预激综合征合并心房颤动

C.室上性心动过速伴室内差异传导

D.心房颤动伴室内差异传导

E.非阵发性心动过速

He made a suggestion yesterday that the sports meeting ______ be put off until next Wednesday.

A．would

B．must

C．should

D．could