He went home for lunch____ the clock struck twelve.
He just graduated from the university last month, so he_________ working experience.
In my opinion, what he told us about the affair simply doesn’t make any.
— What does Mary do? — Her job ________ helping old people who live alone.
It has been announced by our provincial government that another two medical teams will be sent to _______ the injured people in the severe earthquake.
The invention of steam engine greatly sped up the industrial revolution, which ________ a lot to the take-off of the world.