This is ________ one-eyed sick animal that needs ________ X-ray.

If we ______ take environmental problems seriously, the earth _______ worse and worse.

How ____ the medicine tastes!—Yes. But the medicine will really work soon after you take it.

Can you tell me how to make fruit salad? –Sure, Please watch carefully and you will see how it ______.

My brother was ____ that he didn’t want to go out.