Taking physical exercise regularly is an effective way to avoid ______ with the flu.
It is written clearly in the requirements that all passengers check onto board thirty minutes before the plane takes off.
On snowy days, you have to drive very to avoid traffic accidents.
—Jane, have you finished yourpaper? —No, I my sister with her homework all the morning.
The rich only themselves in making money and had no eye for the needs and welfare of their workers.
I wonder why Ann didn’t get the job. She is the right person for it.