26. The way _______ the scientist solved the problem was different from what the other scientists were used to.
| A．in which | B．what | C．from what | D．As |
He_____ articles for our wall-newspaper these years, and he____ about thirty articles.
| A．has written; wrote | B．has been writing; wrote |
| C．is writing; has been writing | D．has been writing; has written |
The coasted areas have mild winters, but ____ the central plains become extremely cold.
| A．by contrast | B．with contrast | C．contrast | D．contrasting |
In a way it was a(n)______ to know exactly what we were up against.
| A．effect | B．means | C．relief | D．suggestion |
The programme was so exciting that the children kept their eyes____ on the screen.
| A．to fix | B．fixed | C．to be fixed | D．fixing |
-- What’s the matter with you?
---____ the window, my finger was cut unexpectedly.
| A．Cleaning | B．To clean | C．While cleaning | D．While I was cleaning |