—What do you want to do ________ those old boxes?—To put things in when I move to the new flat.
From my point of view, the theory that ______ by the scientist is not quite scientific.
The invention of steam engine greatly sped up the industrial revolution, which _____ a lot to the take-off of the world.
I came here with your mother ________ to see you.
How did all these _________?
It’s _______ hot here. We can’t stay here for a long time.