---Is Medicine a science?
---Well, nowadays, most doctors recognize that medicine is ____ it is a science.
| A．an art as much | B．much an art as |
| C．as an art as much | D．as much an art as |
Yuan Longping makes ____ possible to produce more crops in the same fields with this special strain of rice
| A．that | B．it | C．this | D．it that |
Please ______ the traffic regulations.
| A．observe | B．take | C．see | D．look |
Only then ______ how much damage had been caused.
| A．had she realized | B．she realized | C．did she realize | D．she had realized |
Before he came , I’d finished _______ the whole book.
| A．to read | B．to have read | C．reading | D．read |
I hope you don’t mind ____ at your newspaper.
| A．I look | B．my looking | C．I looking | D．my to look |