Ⅰ.单句语法填空
1．At first he refused to accept any responsibility but he ended up apologizing (apologize).
2．A photo can easily be transformed(transform) into a greeting card using a computer.
3．To tell the truth，we don't have much in common，but we get along really well.
4．George can't have gone(go) too far.His coffee is still warm.
5．Tasting (taste) delicious，the chicken was eaten up very soon.
6．I owe my success to the generous help of my friends.
7．Do clarify your question clearly so that we can serve you better.
8．The idea puzzled me so much that I stopped for a few seconds to try to make it out．
9．Be careful with that match.You will set fire to those curtains.
10．It is no wonder you are tired；you have been working for five hours.
