哮喘发作的时间性特点是（）。

A.常在午后发作或加剧

B.常在夜间及凌晨减轻

C.常在夜间及凌晨发作或加巨

D.无规律

—They all agree______George. Has the project been passed
—Who______George can make the final decision

A. except; except



B. except; besides
C. but; but



D. besides; but