be careful to cross the street when we meet heavy ______(traffic)

Be careful of children when ____the road A cross B you crossed C you cross D to cross ( )when you cross the road.A.Do care B.Care C.Be careful D.To be careful Be careful _____ the street.A.crossing B.cross C.across D.to cross 为什么选D Be careful _____ the street.A.crossing B.cross C.across D.to cross 选择哪个 为什么 be careful to cross the street when we meet heavy ______(traffic) Be careful to look both ways before you cross the street,（ ）?该反义疑问句. be careful to look both ways before------(cross)the street-----内要求内容 Be careful to look both ways before you________(cross)the street.单词正确形式填空 Be careful to look both ways before you cross the street.改为反意疑问句 Be careful not to run fast while __ ( cross ) the road . 变成祈使句哦We boys have to be careful when we cross the road.（变成祈使句）（）careful when （）cross the road. 连词成句怎么连啊 ways careful road to look before you the be cross both be careful to look both ways before you (cross)the streetbefore 后面的动词什么时候就用原形? be careful when you go --------(cross) the road You should be careful when you cross the m____ road . Paul,______（be） careful when you cross the road. Please be careful when you go____the road.(cross) 连词成句：cross,be,the,when,careful,you,street