— Have you ever been to Nanning?   — Yes, _______ .

—I called you yesterday evening, but there was no answer.—Oh, I’m sorry. I ________ dinner in my friend’s home.

-- You look tired， Miss Green.--yeah . I     computer games for two hours.

Henry speaks Chinese very well. He ______ in China since 2002.

Look!One of the children _____ in the river.