从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该选项的标号涂黑。
21. Recently, China has witnessed _____ fear-driven buying rush, which causes salt to be out of _____ stock in major supermarkets.
A. the; the B. the; a C. a; / D. the; /
22. ---Brandy got the first in the English exam!
---Come on! He’s ___ but honest. He’s always cheating in the exam.
A. anything B. nothing C. all D. everything
