__________ __________ the heavy snow the railroad was blocked.由于大雪,那条铁路不通。
—Are you coming to Jeff's party?—I'm not sure.I ________ go to the concert instead.
—Could I borrow your dictionary?—Yes,of course you ________.
—Must I go there right now?—No,you ________.You ________ go there before supper.
I was really anxious about you.You ________ home without a word.
There was a lot of fun at yesterday's party.You ________ come,but why didn't you?