If we don’t study hard, we will ______in our class.
—What did our geography teacher say?—She told us that the earth _____ around the sun.
When we went into the park, we saw someone _____ Chinese Kungfu.
—Can you give this book ____ Jack?—Yes, I can.
—Have you ever _____ Mudanjiang to see the Jingbo Lake?—Yes, I have.
You’d better speak aloud ______ we can hear you.