For disabled children, to develop their full potential, their education must be ________ to their differences from others of the same age. 

The situation put us at a serious________，which made us very worried.

(2013·厦门质量检测)Some fruits are so easily harvested in this area that they are never of great________.

(2013·泰安市三模)Barbara often makes a schedule to get herself ________ of what she is to do in the day.

You’d better    smoking, or you will get ill.