Whom would you rather ______ to Hainan for the holiday, Bob or Jack? —- Maybe Bob.

The following chapters provide step-by-step instructions for practical _______ of genetic (基因)engineering to agriculture.

Don’t be angry.(别生气) She is only child.

Please stop _________.It’s time for class.

You’ve left the light on. —Oh, ________. I’ll go and turn it off.