An invention is a new way of solving a problem, so try our best to think of many ________and unusual ways.
I have waited for her since _____.
We were all surprised when he made it clear that he _____ office soon.
30. --- I’d rather have some wine , if you don’t mind. --- ____ .
29. --- David has made great progress recently . --- ____, and ____ .
28. Nowadays with the development of science , more new technology ___ to the field of IT.