单词拼写（共10小题，每小题1分，满分10分）
小题1:His idea received an (热情的，热心的) response.
小题2:I am (尴尬的) to admit that I made many mistakes in this investigation.
小题3:The cost of food and clothing has come down in recent years. (类似地，同样地)，fuel prices have fallen quite considerably.
小题4:I've never got (紧张的) at an English examination.
小题5:She shows a very positive a towards her work.
小题6:Be sure to follow your teacher's (指示) while doing an experiment.
小题7:I ___________(认出)Tom at the first sight of him in the supermarket.
小题8:If the words of a song are _________(复杂的)，they are difficult to understand.
小题9:___________(模仿) is a good way to learn to paint for a beginner.
小题10:I don't believe that computers will _________(代替) human beings.
）是一种具有荷花香味的有机物，苯氯乙酮可能发生的化学反应类型有