Students should always remember theory and should not at all be ___ from practice.

Don’t lose heart.If you work hard,you’ll __________ a successful electronic engineer.

To keep healthy, Professor Johnson ________ cycling as a regular form of exercise after he retired.

Because the children keep interrupting her whenever she reads a book, she is always _____ her place.

 China’s efforts on food production and safety will        after the new food law is introduced.