39. _______ is certain, people’s living conditions in China have improved a lot since the 1980s.
111. I was not sure whether I was ______enough to lift the heavy table.
110. You are my acquaintance? It’s _____ that I never met you _______.
109. ---What was the food like? ---___________________.
108. If you give way, the kids will think you are ____, and they’ll be more naughty.
107. Our company has been very____ to react to foreign competition. Most of our products are out of fashion.