问题
选择题
Do you care about ______ the environment and ______ energy?[ ]
A. protect; save
B. protecting; save
C. protecting; saving
D. protected; saved
答案
答案：C
搜题请搜索小程序“爱下问搜题”
Do you care about ______ the environment and ______ energy?[ ]
A. protect; save
B. protecting; save
C. protecting; saving
D. protected; saved
答案：C