21. The sports meet, originally______ be held last Friday, was finally delayed because of the bad weather.
A. due to B. thanks to C. owing to D. according to
【解析】选A。句意：原定于上周五举行的运动会由于天气不好被推迟了。be due to. . . 预期发生……，thanks to, owing to由于，according to按照。
22. The sun is shining brightly,_______ everything around us______ more beautiful.
A. to make; looked B. making; look
C. and making; looking D. making; looked
【解析】选B。考查非谓语动词。现在分词making在句中作结果状语；look为系动词，作宾语补足语，系动词没被动形式，故选B。
