连词成句，将所给词汇连成完整、正确的句子，标点已给出。
has, abroad, he, twice, been
.
the, covered, is with, snow, road
?
your, clean, own, up, room
.
do, know, what, about, you, Asia
？
be, next, of, going, year, each, us, London, to
.