【2013浙江舟山、嘉兴】Drivers ________ wear seat belts while theircars are running on the road.
Susan borrowed some books from me, but she forgot to ______them to me.
We decided not to climb the mountain because it was raining ______
--- I don’t know if it _____ ____ tomorrow. --- Well, if it _______, we won’t go for a picnic.
Do you remember ____when you heard about the important event? Yes, I do
I hope everything can ________ .