65. What does the author say about social networks? [(A)] They have effects similar to those of a marriage. [(B)] They help develop people’s community spirit. [(C)] They provide timely support for those in need. [(D)] They help relieve people of their life’s burdens.

57. By “a one-way street” (Line 1, Para. 1), the author means ________. [(A)] university researchers know little about the commercial world [(B)] there is little exchange between industry and academia [(C)] few industrial scientists would quit to work in a university [(D)] few university professors are willing to do industrial research

65. What does the author say about social networks? [
(A)] They have effects similar to those of a marriage. [
(B)] They help develop people’s community spirit. [
(C)] They provide timely support for those in need. [
(D)] They help relieve people of their life’s burdens.

相關試題

相關試卷