– It’s difficult for the village children to cross the river to get to school.– We think a bridge ________ over the river.
Look! The traffic light has turned red. We _____ stop our car.
---- Sir, Jenny wants to know when she can leave the office. ----- Only when she ______ copying this report.
--- Mum, shall we go to the beach tomorrow? ----- It ______ the weather.
-----______ there any living things on other planets ?-----I have no ideas. Maybe we can know more about that in the future.
Bob knows how to cut the cost of the project. I’m sure he can do the work with _____ money and ______ people.