单词拼写（根据所学过的课文、句意及所给首字母或中文注释写出正确的单词,共10分）
小题1:It was quite terrible. It took me some time to c______ myself down.
小题2:Some of the rescue workers and doctors were _______ (被陷入困境) under the
ruins.
小题3:He thought I had known the fact. But a_______, I knew nothing about it
小题4:I'm terribly sorry. I didn't do it on p__________.
小题5:The people p______ at the meeting were all for the suggestion.
小题6:If you spend more time reading your English, you can improve it r_______.
小题7:In the city, the water pipes in some buildings cracked and ________ (爆裂).
小题8:The t________ of the discussion today is about how to spend our coming holiday.
小题9:This song sounds f________ to me. I must have heard it sung somewhere before.
小题10:Please list the countries that use English as an ________（官方）language..