— You look very cool today, Simon.— ________.
I _________ my key in the car and I couldn’t get into my house.
To keep __________, we need ____________ regularly.
To me, English is easier than _________ subject to learn.
Teenagers should learn to protect _________ from all kinds of danger.
---- What is the woman with a ponytail like? ---- She doesn’t talk much. _______________________.