除非我们仔细点,否则我们不能把工作做好.
we are careful, we can't do our work .
For a long time in history,people depended on horses to trade goods. (great)
The next morning he got up than before to practise football. (early) .
The wallpaper with cartoon patterns is ideal for my room. (son).
My parents and I had a journey to Hainan. (wonder)
Scienists have found that _________ talk to each other all the time. Their language is a kind of chemical. (plant)