Hey, John，let me have a look at your new bike, please. How much does it cost –I bought it _______ the price of $ 120.

We have to _________our schooltrip till next week because of the heavy rain.

I’m very nervous before tests.-_____.You can do it well.

That design of a magpie on a plum tree branch __________ luck and happiness.

This library has available _____ you want to borrow for your school. [ ]