Those are my______ clothes
The teacher asked the students _________________.
A low-carbon(低碳)lifestyle has an effect our daily life. More and more attention has been paid to energies these days.
The teachers ________________ the office for a few minutes when we arrived.
——Would you mind my opening the window?——__________.
—— He didn’t catch the train, did he? ——__________, though he was caught in the rain.