Although alone in the house, he was so busy with his research that he felt____ lonely.
A. all but B. nothing butC. something but D. anything but
分析：anything but一点也不、决不, nothing but只不过……而已。
Setbacks in economic globalization, challenges to multilateralism, shocks in the international financial market, and especially the China-US economic and trade frictions, had an adverse effect on the production and business operations of some companies and on market expectations.