问题
单项选择题
—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
答案
参考答案：C
解析： all后可加but或except，而第二个分句中who but为固定搭配，意为“除……之外还有谁”。