A teacher’s ________ to education is worth great respect of the whole society because it brings benefits to the development of society.
The international agreement, ______ help people kick the habit of smoking, was signed on February 27.
Mrs. Black took the police back to ______ place ______ she witnessed the robbery.
______ her hard work, she succeeded in passing the exam.
Jenny pushed the door again to ______ it ______.
The teacher suggested _____ that we should make the most of time to study English well.