— I hear it will rain tomorrow.— It _______ true. You see, there are so many black clouds in the sky now.

--Excuse me，Mr. Li,_________ I close windows? It’s cold now.--Yes，you__________

One of our rules is that every student         wear the school uniform while at school.

I ________ myself more— it was a perfect day.

I spend some time       English books every morning.