The streets here are not so ____ as those in our city.
— Did you have a good May Day holiday?—_________. I enjoyed myself with my family on the beach.
---- It’s difficult for the village children to cross the river for school.---- I think a bridge ______ over the river.
---- Jack, I haven’t seen your brother for a long time.---- He ________Shanghai on business for two months.
---- We will build an underground in Xuzhou before 2015.---- Wow, _______! Will it pass our place?
We don’t have enough nurses to look after patients.At least ___ nurses are needed.