In the US, students can do almost anything they want in class, ____ they don’t make too much noise or disturb others who want to learn from the teacher.
My mother opened the drawer to ______ the knives and spoons.
______ made things worse, Peter said, was that his parents stopped supporting him in developing the “flying car”.
The book has been translated into thirty languages since it ______ on the market in 1973.
There are over 58,000 rocky objects in ______ space, about 900 of which could fall down onto ______ earth.
--- I’m sorry. I shouldn’t have blamed you for coming back later. --- ________. I know you were worried about me.