---Mum, have you seen my U-Disk?---____________ you bought last Sunday? I'm afraid I haven't seen ________.
.—____can I deal with such a situation?—Take____measure you think best.
These two countries are similar____they both have a high snowfall during winter.
.____are the days when teachers were looked down upon.
Look!____.
____much advice I gave him,he did exactly what he wanted to.