—Would you like________ the environment?
题型:选择题
问题:
—Would you like________ the environment?
—I don’t know. What can I do?[ ]
A. help save
B. helping save
C. to help saving
D. to help save
—Would you like________ the environment?
—I don’t know. What can I do?[ ]
A. help save
B. helping save
C. to help saving
D. to help save