We _________ six days a week, but now we only workfive days.

I like WeChat. WeChat makes ___ easier for friends to keep in touch with each other.

How about raising some money for the homeless children — _________.

The window is dirty.—I know. It ______ for ages and I’m consideringgiving the task to our children.

Dad, _____ we wait until the light becomes green–Yes, we ______ . That’s the traffic rule.