1.（10福建24）
Stephen Hawking believes that earth is unlikely to be the only planetlife has developed gradually.
A. that B. where C. which D. whose
答案：B
考点：定语从句
解析：先行词为planet，表示地点，故用where。
2.（10湖南28）
I've become good friends with several of the students in my schoolEnglish speech contest last year.I met in the
A. who B. where C. when D. which
答案：A
考点：考查定语从句。
解析：该空引导定语从句修饰表示人的先行词the students，且在从句中作met的宾语，故
选关系代词who，即A项。