In our class some students are too shy to __________ our hands when the teachers ask us to answer questions.

A. put on           B. put down     C. put out          D. put up

In our class some students are too shy to __________ our hands when the teachers ask us to answer questions.

1. A.
   put on
2. B.
   put down
3. C.
   put out
4. D.
   put up

In our class some students are too shy to __________ our hands when the teachers ask us to answer questions.