What will the weather be like tomorrow?—It _______ be rainy, cloudy or sunny. Who knows?

They _______ in Nanjing since they came to China two years ago.

Jackie Chan donated _______ dollars to charity.. —He is an example to us all.

These days my classmates are busy ________ ready for the final exam.

―I think it’s too late to apologize to Kate.―Never mind. _______.