Take a taxi , _____ you'll miss your train .
| A．and | B．if | C．otherwise | D．or |
heart disease for many years,he had to take medicine everywhere.
| A．Having suffered from | B．Have suffered from |
| C．To suffer from | D．Suffering |
Bill was the telephone.
| A．considered inventing |
| B．considered to have discovered |
| C．considering having invented |
| D．considered to have invented |
If only I to my parents advice.
| A．listening | B．listen |
| C．am listening | D．had listened |
Let’s go to the library for more books.I don’t think these all the problems of the subject.
| A．tell | B．show | C．find | D．cover |
I am too busy.I can’t a holiday.
| A．go | B．afford | C．pay | D．spend on |