—Must we keep the window _______ all the time? —No, you don’t have to.
I don’t know if it _____tomorrow. If it ____, we’ll go and make snowmen.
——What do you think of the book? ——Oh, excellent. It is worth _________a second time.
What________ you offered me! Now I can both do sports and finish my homework.
You never know how much difficulty we had ______the problem. Luckily, we managed to solve it with Mrs Wu’s help.
——It seems that Jimmy is feeling bad about the exam.——He needs to _______. A “C” is not the end of the world.