1.  The number of subjects does not equal time and energy students put on study.

2.  I put down the book.

3.  He put down his chopsticks and asked in Chinese, "Why don't we speak Chinese?

4.  When I put my hand on his forehead I knew he had a fever.

5.  Stereotyping On Campus\

6.  She put down her bag on the table, gave us a cheery greeting and then left again.

7.  She participated in the discussions actively, subjected to the arrangements of the group leader and put forward lots of novel suggestions.

8.  Their appearance puts me in an awkward position, especially the latter.

9.  There is a public spare space beside the washroom and you can put something else here.

10.  I must put all my efforts in study and there isn't much free time for me to participate the activities-- " Lily said gloomily. "