1 . All young footballers have the dream of making ________ to the top. (用适当的词填空)

2 . All of us find ____________ meaningful to be volunteers. (用适当的词填空)

3 . I find________ hard to concentrate on my studies with some people having small talks around me.(用适当的词填空)

4 . ______________ is obvious that our earth is suffering serious damage because of improper (不恰当的) human activities. （用适当的词填空）

5 . ________ is not surprising that he decided to stay for another year in the village school. (用适当的词填空)

6 . The young woman found ________ difficult to learn a second language at university. (用适当的词填空)

7 . We all find_____________ beneficial to take part in outdoor activities. (用适当的词填空)

8 . I’d appreciate __________ if could give me a bit of good advice.(用适当的词填空)

9 . I find ________ difficult to catch up with others. (用适当的词填空)

10 . Emergency and foreign aid was organized, but damaged roads would make ___________ difficult to deliver goods and supplies. (用适当的词填空)