The company is making efforts to encourage its workforce to make the switch to __________ means of transportation, such as carpooling or biking to reduce air pollution.
___________ was no doubt __________ someone had broken into the store the day before.
You __________ have told him my comment on him. Now, he is very angry with me.
--- I wonder if I could use your camera this afternoon. --- ________________. I’m not using it recently.
— I’m afraid what I did cannot satisfy your requirements. — _____. At least you tried.
One of the most important things in education is to let students ____ positive emotions and experience in the process of their learning.