It’s essential for citizens to know that the haze(雾霾.can do harm ________ people’s health.
---What’s this in English? ---It’s ________pencil box.
---Nice to meet you,Gina. ---____________.
—______, young man. If you’re late for work again, you’ll lose your job.
The elder brother ________ his mother, while the younger one is _________his father.
She used to ______ with her parents, but now she is used to ______ with her classmates at school.