目前,全世界近()个国家和地区开办了邮政特快专递业务。
A.50
B.100
C.150
D.200
参考答案:D
Faye’s fondest memory is of last year, ______ the club gave a tea party for her birthday.
A.that
B.which
C.where
D.when
服务有什么特点?