—Why din’t you come to my birthday party last night? —I was going to, but I was _______ occupied with something important.
As unemployment is very high nowadays , it’s very difficult for people to find work .
—Thank you so much for helping me with my English . — .
It is your own fault you are so tired . You oughtn’t to have stayed up so late .
The president’s speech was boring; it is ,in fact ,rather inspiring and interesting.
Whenever you are to walk on the ice , that it is solid and safe enough.