1.We must across the road carefull.2.Mary will g1.We must across the road carefull.2.Mary will get there by the bus.找出下列句子中错误的单词或词组,修改正确

1.We must across the road carefull.2.Mary will g1.We must across the road carefull.2.Mary will get there by the bus.找出下列句子中错误的单词或词组,修改正确
1.We must across the road carefull.2.Mary will g
1.We must across the road carefull.
2.Mary will get there by the bus.找出下列句子中错误的单词或词组,修改正确

1.We must across the road carefull.2.Mary will g1.We must across the road carefull.2.Mary will get there by the bus.找出下列句子中错误的单词或词组,修改正确
1.carefully
2.by the bus 改成by bus