1 . If a problem seems too difficult for a single nation, the global community can sometimes provide a ________ (解决办法). (根据汉语提示单词拼写)

2 . The faces of four famous American presidents on Mount Rushmore can be seen at a d________ of 60 miles. (根据首字母单词拼写)

3 . First ________ (印象) is very important, because you never get a second chance to make another one.（根据汉语提示单词拼写）

4 . She is satisfied, for her son has obtained two________ (专利) up to now. （根据汉语提示单词拼写）

5 . The basic ________ (设计)of the car is very similar to that of earlier models. (根据汉语提示单词拼写)

6 . How to do the ________ (实验)has not been discussed yet. (根据汉语提示单词拼写）

7 . The head office of the bank is in Beijing, but it has b______(分行) all over the country. (根据中英文提示填空)

8 . After reaching your __________(目的地), you will have a day to explore it. (根据汉语提示单词拼写)

9 . The theory is bottomed on some questionable ________(假定/猜想). （根据汉语提示单词拼写）

10 . Originally intended to be completed 5 years ago, this shopping mall fell far behind s________.(根据首字母单词拼写)