The Japanese Emperor has made a rare televised address to his disaster-stricken country, and_____ his deepest concern about the dangerous situation at the nuclear power plant, calling for people to overcome hardship.

Many teens don’t get enough sleep because they have too much homework to do, which _______ them up at night．

My ______sister who works in the bank is two years______than I.

－I wonder _____.－Yes, of course.

of the good results of the exam, the teacherfelt very happy.