--Did you see who the driver was?---No, the car ran so fast _____ I couldn’t get a good look at his face.
You’d better speak aloud ______ we can hear you.
—It’s very hot, but quite wet today. —_____
Now most families have only one child _____ our country’s one-child policy.
There are fifty students in our class, _____ of us _____ football.
Xi’an is a city with many places of interest and _____ tourists come here every year.