I told you the other day that Tom had agreed with your idea, ________?

--- ________ under the tree?      --- No，they aren’t.　　   

—Oh, it's so cold. We haven't had such a severe winter for so long, _______ we？—Yes, the forecast says it's going to get worse _______ it warms up.

To have a dinner at a restaurant on the Eve of the Spring Festival, you need to reserve the restaurant months before, _____?

---         does she do on weekends?--- She usually helps her mother.