1. Many of today's travellers are trying to find _______unusual experience or adventure. Hiking may be_______ good choice.

  A. a;£¯        B.  an; a          C. £¯;a        D. an;£¬

2. -Who is the best friend of _______at school?

  -Helen is. We often help each other.

  A. yourself     B. you            C. yours        D. your

3. Let's enjoy the days with our classmates. We _______our junior high school in two months.

  A. will finish   B. are finishing     C. have finished    D. had finished

4. To meet the needs of people from different countries, that book was published _______different languages.

  A£®at         B£®to            C£®on            D£®in