Thank you for the trouble you have ____ to help me.

A low-carbon（低碳）lifestyle has an effectour daily life. More and more attention has been paid toenergies these days.

Mark said he ___________ me some drinks and snacks here.

Who did English homework better, Lisa or Sue?— Lisa was more careful. I think Sue did _______ Lisa.

Put your new clothes. Let’s go to the party. [ ]