修昔底德是进入古希腊人精神世界的桥梁。
参考答案：对
In no place other than Britain ____ experience four seasons in a single day.
A．you can
B．people can
C．can one
D．can it
增生性龈炎多见于
A．儿童B．青少年C．成年D．幼儿E．老年
