选择恰当的单词填空。（1）（2）
根据汉语意思选择正确的单词。 能源 A. fire B. energy C. water
April 22nd ____________ World Earth Day. A. are B. is C. was
Everybody should do something ____________ our planet. A. to save B. save C. saving
What ____________ we do to protect our environment? A. do B. shouldn't C. can
We can save water and ____________. A. energy B. energys C. energies
粤公网安备 44130202000953号