---Have you called Mr Johnson’s office?
---Yes．He ____back before tomorrow noon．So he can attend our meeting on time．
| A．expected | B．is expected |
| C．is expecting | D．is to expect |
＿＿ her hair getting gray, she has decided to have it dyed．
| A．As | B．For | C．With | D．Though |
The invention of artificial hearts marked a turning point in the battle heart disease．
| A．among | B．for | C．against | D．between |
Some people try to knock me down, only me more determined to do better．
| A．to make | B．makes | C．having made | D．made |
She removed hat she was wearing and tried on _____ black silk one．
| A．a; a | B．the; the | C．the; a | D．a; the |
Last year, the advertising rate _____ by 20 percent．
| A．raised | B．aroused | C．arose | D．rose |