1．With a lot of difficult problems to solve (solve)，the manager felt worried all the time.
2．Only in his dreams does he give expression (express) to his fears.
3．He has great sympathy for the poor and the unfortunate (fortunate)．
4．Our government declared war on the haze that year.
5．The boy stood before his teacher with his head down.
6．She found it extremely(extreme) to get a job.
7．This is a powerful(power) engine.
8．The boiling water is so hot that I ought to pour the water into a cup to make it cold.
9．So heavy was the earthquake that most of buildings were in ruins.
10．On the afternoon of September 10，some of us decorated (decorate) our classroom with paper flowers and balloons，and others went to buy cakes，drinks and fruits.
