一、单项选择（共15小题；每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
21. ______ good, this kind of fruit sells very well in our city.
A. Taste B. Being tasted C. Tasting D. Having been tasted
22. The ______ look on his face suggested that he ______ that he would fail in the Maths test.
A. surprising; wouldn’t expect B. surprising; hadn’t expected
C. surprised; hadn’t expected D. surprised; shouldn’t expect
