In his spare time, he often listens to music and watches films to _______ himself.

When the bell rang, the students were all sitting on their own seats quietly and looking forward to        their new Chinese teacher.

 He is one of the most excellent students in our class, and he always _____ himself in his studies. 

Mary’s parents believe that she will ___ a perfect dancer if she keeps practicing.

Don't ________ personal information such as your name, telephone number and address until you feel comfortable.