【简答题】LiPing s father has been an English teacher since ’ he graduated from Peking University.英译汉
【单选题】以下IPv4地址中,属于单播地址的是(70)。
【单选题】The author mentions businesses in Paragraph 5 in order to
A.
argue against free university education
B.
call on them to finance students' studies
C.
encourage graduates to go into business
D.
show their contribution to higher education
【单选题】下面的地址中,属于单播地址的是(44)。
【单选题】下面地址中,属于单播地址的是(108)。