1.   In one sense I was dreading crossing a new threshold with my parents, who would have so many adjustments to make.

2.   Be careful crossing the road.

3.   And even when there are roads to cross, it is typically necessary to hitchhike several miles into town to re-supply.

4.   Be careful crossing the street.

5.   When it was time to cross the street, she reminded me to look both ways.

6.   You can take that news to the bank, but be careful crossing the street.