----I’m sorry. I’m late for the music presentation. --- Why are you so late? The presentation _______for 10 minutes.
— Do you think Mary has made a wrong _________? — No, I don’t think so. It’s good for her to live alone.
We are not sure if it ___________tomorrow. If it _________, we won’t go hiking.
They have been friends __________ they were at primary school.
If someone __________you, you should pay ________ attention to him/her.
— Many students don’t know how to __________stress and become worried. — I think they’d better ask their teachers for help.