VI. Using the words in parentheses, make logical connections between the ideas in column A with the ideas in column B.

A	B
1. He continued to work at London University, (until)	I had never known hot weather.
2. I speak Spanish, (when)	Someone waved to me through the window.
3. She stayed at home watching television, (while)	He retired in 1978.
4. Ceylon had been independent for 24 years, (after)	Its name was changed to Sri Lanka.
5. He was almost unknown outside his specialized field, (before)	It opened.
6. The car went by, (as)	I talk slowly to help people understand me.
7. Ms. Johnson regularly returns her e-mail messages, (as soon as)	She has some free time from her principal duties.
8. Tarik becomes familiar with the new computer program, (once)	He was awarded the Nobel Prize.
9. I lived in Vietnam, (until)	He will be able to work more efficiently.
10. I've been to that restaurant once, (since)	Her brother was at school.

It has been estimated that a free trade area would be established in the region (9)_________ by 2020.