【简答题】计算机网络的发展可以划分为哪几个阶段?每个阶段各有什么特点?
【单选题】Lily was busy _______ ready for the exam and was made ______ in her room the whole afternoon.
【单选题】Many people complained about the stones scattering on a roadway, but ______ did anything about getting the stone out of the way.
【简答题】A good education may be priceless, but in America it is far from cheap—and it is not getting any cheaper. On February 1 st Congress narrowly passed the Deficit Reduction Act, which aims to slim Americ...
【单选题】Eaton’s List was important to people on farms because it was a convenient way of getting _____.
A.
good-quality goods at reasonable prices
B.
goods at unreasonable prices
C.
good-quality goods at unreasonable prices
D.
poor-quality goods at reasonable prices
【简答题】计算机网络的发展可以划分为哪几个阶段?每个阶段各有什么特点?
【单选题】Why does the man think he is qualified?
A.
Because he is good at motivating people and getting them to work together as a team.
B.
Because he is hard-working, responsible and diligent.
C.
Because his graduate school training combined with his internship qualifies him for the job.
【简答题】计算机网络的发展大致可以分为哪几个阶段?指出每个阶段的最主要特征。