用单词的正确形式填空。（每题1分，共10分）
小题1:It was quite terrible. It took me some time to c______ myself down.
小题2:I'm terribly sorry. I didn't do it on p__________.
小题3: Though I haven’t met him for many years, I could r__________ him immediately when I saw him in the crowd.
小题4:I am d__________ to change my job. No one else can change my mind.
小题5:Whether you will succeed or not in doing the work depends on your a________ to it.
小题6:Water can be turned into ________(蒸汽) when heated.
小题7:Because of the global warming, there are more and more natural _______.（灾难）
小题8:He thought I had known the fact. But _______,(事实上 ) I knew nothing about it.
小题9:He is a stubborn person. No one can _______him.(说服，劝说)
小题10:The workers made great efforts to ________（营救，援救） the people who were trapped underground.
小题1:calm
小题2:purpose
小题3:recognize
小题4:determined
小题5:attitude
小题6:steam
小题7:disaster
小题8:actually
小题9:persuade
小题10: rescue
题目分析：
小题1:相当可怕，我花了一些时间才使自己平静下来。考查动词，副词to之后用动词原形。
小题2:我很抱歉，我不是故意那样做的。 考查固定用法，On purpose是固定用法，意思是故意的。
小题3:尽管我有好多年没有见到他了，但是在人群中看到他，我能一眼就认出他。考查动词，情态动词后用动词原形。
小题4:我决定改变我的工作，没有人能改变我的主意。考查形容词，be动词后用形容词作表语。
小题5:做这项工作，你是否会成功，取决于你对它的态度。名词：态度。
小题6:当被加热，水会变成蒸汽。考查名词：蒸汽。
小题7:由于全球气候变暖，有越来越多的自然灾难。考查名词：灾难。
小题8:他认为我已经知道事实，事实上，我什么也不知道。副词考查：事实上。
小题9:他是一个很固执的人，没有人能说服他。动词考查：情态动词之后，用动词原形。
小题10:工人们正努力营救困在地下的人们。动词考查：副词 to之后用动词原形。