While ( ) to the tape,you should be careful.

while crossing the street,you should be careful句型转换：while __ while walking in the street ,you have to be very careful to When you listen to the teacher you should be careful同义句是什么 To avoid [ ] your finger ,you should be careful to use the k be careful while you are crossing the street（同义句） be careful 适当词填空130.You should (be) careful.131.–Must we go to the park You should be careful when you cross the m____ road . You should be careful when ______(cut) the cabbages. You should listen to the teacher 【 】（careful） ---(be) more careful while crossing the road You ( ) things.You should be careful. You should be more careful next time.