(年福州市高三适应性练习)30. In general, _______ energy, we turn off the lights for Earth Hour on the last Saturday in March.
A.saved | B.saving | C.to save | D.having saved |
相关知识点
推荐套卷
(年福州市高三适应性练习)30. In general, _______ energy, we turn off the lights for Earth Hour on the last Saturday in March.
A.saved | B.saving | C.to save | D.having saved |