The flight to Guangzhou had to be________because of the heavy snow.

Echo for half a month. She’ll come back in two months.

If the green light doesn’t come on, you ______ go across the street.

What does your mother ________?—She is of medium build with long straight hair.

Can a plane fly _____ the Atlantic Ocean?—Yes, but it needs to go _____ the clouds for hours. [ ]