Great changes ___ in our city since 1977.
I still remember _______ to the Tian’anmen Square and what I saw there.
More highways have been built in China,________ it much easier for people to travel from one place to another.
I was in the middle of my call because I had no more coins to put in the box.
The students running on the playground are all in their uniforms, so it’s hard for you to_____ my sister in them.
As you see , the number of cars on our roads________ rising these days.