Ⅰ．用括号中所给单词的适当形式填空
【小题1】Simon is so clever that he can learn things____________ (quick).
【小题2】Jim ______ (lose) his way in the city centre yesterday.
【小题3】It's difficult for me ______ (work) out the math problems.
【小题4】Kitty is very ______ (help) and she is always ready to help others.
【小题5】The twin sisters are ______ (member) of the Swimming Club.
【小题6】He has the ______ (ability) to do this job.
【小题7】It is very ______ (danger) for you to swim in this deep river alone.
【小题8】Nobody taught Sandy Japanese. She learnt it by ______ (her).