______ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
At one time, she is fine, ________ at another, she is abnormal.
We could have done something meaningful in the time it ________ to watch that boring movie.
The farmer used wood to build a house ________ to store grain.
The little girl ________ a foreign language fairly quickly.
________ a bike, she cycled home.