1．The problem is that he has not enough courage to ________ (克服) the difficulty.
答案：overcome
2．As we all know, Shen Teng and Jia Ling are popular comedy ________ (表演者)．
答案：performers
3．He was ________ (幸运) enough to escape from the burning house.
答案：fortunate
4．The scientist has made ________ (杰出的) achievements in the field of the outer space.
答案：outstanding
5．The player made a ________ (手势) of victory to the audience.
答案：gesture
6．The other day we had some visitors from S________， a country of Europe.
答案：Switzerland
7．After the operation you may find it difficult to c________ and swallow.
答案：chew
8．We're looking for somebody with d________ experience of this type of work.
答案：direct
9．They export their products to markets t________ the world.
答案：throughout
10．She looked down at her feet and noticed how old and w________ her shoes were.
答案：worn
