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.

问题描述:

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.

Be we

Be you

Be careful when we(复数,代表we boys) cross the road.