外面很冷，你最好穿上外衣it
is
cold
outside
,you
had
better
wear
a
coat.
2我找到了我的英语书
i
found
my
english
book
.
3你还没做完作业吗？是的，我在写一封
have
you
not
finished
your
homework
yet
?
yes
,
i
am
writing
a
letter
.
4.我看过这部电影好多次了
i
have
seen
the
film
many
times
当我进来时，他正在洗衣服
when
i
come
in
,he
is
washing
clothes
.
去年夏天，我们那里过得很愉快
wo
had
a
good
time
last
summer
这些天，你一直在做什么
what have
you
done
these
days
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