1．It is ____________ struggle for the young man to persuade the stubborn manager to change his mind.
答案：a
2．Will you go with a tour group？____________(person)，I prefer to travel by myself.
答案：Personally
3．The young man came up with a good idea for the product ____________(promote)．
答案：promotion
4．China has made ____________(amaze) achievements in space in the past few years.
答案：amazing
5．When I got there, my friends ____________(quarrel) with the owner of the car.
答案：were quarrelling
6．On seeing the wonderful sculpture，everyone present let ____________ a cry of surprise.
答案：out
7．The Moon will replace the Earth as the most important base for the ____________(explore) of space.
答案：exploration
8．Great changes ____________(take) place in this village in the past twenty years.
答案：have taken
9. We can’t compete ____________ other countries if we don’t develop our economy.
答案：with
10. The young man set up a firm on ____________ own soon after he graduated from college.
答案：his
