.At the ceremony, the president delivered a thank-you speech _____ the company.
| A．on account of | B．in charge of |
| C．on behalf of | D．in terms of |
His advice couldn’t help ____ her health, so she couldn’t help ____.
| A．improve , cry | B．improving, cry | C．improve, crying | D．improving, crying |
Don’t leave the water ___ while you brush your teeth.
| A．run | B．running | C．being run | D．to run |
The book is worth ______ a second time.
| A．to read | B．read | C．reading | D．being reading |
The last one _______ will pay the bill.
| A．arrive | B．arrived | C．to arrive | D．arriving |
Cindy seems ______her new job.
| A．content | B．content with | C．content to | D．content for |