Be careful while crossing the street.Don’t forget ___ over by a bike the other day横线上添什么单词?选择：a to knockb、 to be knockedc、 being knocked d、 to have knocked

---(be) more careful while crossing the road Be careful ------you ----the roadA.while,cross B.when ,cross C.while ,across理由 be careful be careful! be careful be careful while crossing the street,you should be careful句型转换：while __　＿＿　crossing the steet . 初二首字母填空英语What a t() rain!-Yes,you must be careful while going home. 英语问题Be careful when you go home其中when可以用while吗?理由 While ( ) to the tape,you should be careful.A.listening B.listened C.listen D.listens Be careful not to run fast while __ ( cross ) the road . 这英语句子结构,达人帮我分析下!Be careful enough while walking across the street. You'd better be careful when you walk ( )[cross] the street.Boys and girls,you must be careful while you ( ) [cross] the street. while you are crossing the street,you must be carefui句型转换___________the street,you must be careful 用适当的介词填空：1.The bank is ___ the street.2.Be careful while walking ___ the street. be careful翻译 you must be careful be careful中文解释