—Where is our English teacher?
—She is in the classroom, _____ the exercises _________ the students have done at home.
| A．explaining; / | B．explaining; for |
| C．explained; to | D．explained; from |
What ______ pity that you couldn’t be there to receive_______ prize!
| A．a; a | B．the; a | C．a; the | D．the; the |
Listening to loud music at rock 
concerts ______ hearing loss in some teenagers.
| A．have caused | B．has been caused | C．is caused | D．has caused |
The coach _______ the team to make even greater efforts.
| A．inspires | B．behaves | C．demands | D．hopes |
The fact that she was foreign made ______ difficult for her to get a job in that country.
| A．so | B．it | C．that | D．much |
She is very_______ about her success, though she’s achieved a lot.
| A．careful | B．certain | C．modest | D．anxious |