Landing safely in bad weather is a _______ task for any pilot, and even the smallest error can lead to a disaster.
The most important thing about cotton in history is ___part that it played in ____Industrial Revolution.
When he left _____college ,he got a job as ______reporter in a newspaper office . A. /, a B /, the C .a the D .the, the
___on-going division between English –speaking Canadians and French-speaking Canadians is _______major concern of the country.
If you buy more than ten, they will knock20pence off________.
When you come here for your holiday next time, don’t go to _____hotel ; I can find you ______bed in my flat.