In order to let their children receive a better education, parents often have to ______ and for quite a long time.
I first met your sister ten years ago, when she ____at a supermarket as a salesgirl.
The boy is working harder than ever, hoping to ___the time he has wasted playing online games.
We ___have hurried all the way to the airport—the flight was called off because of the foggy weather.
The web is fantastic at many things, e-mail, e-commerce, for example. But _____ your name is Amazon Or Google, making money has proved hard.
Don’t expect to pass the driving test at your first attempt.____, you’ve been learning to drive for only a couple of days.