【判断题】定滑轮不能改变力的方向,只能省力。( )
【单选题】What is the best title for the passage?
A.
Technology Giants in Trouble.
C.
A New Gulf in IT Industry.
【单选题】The purpose of ACM is to ______.
B.
discuss important events in IT fields
C.
further states communication
D.
advance the science and application of information technology
【判断题】定滑轮只能改变力的方向,不省力,也不能减速,动滑轮能省力和减速。
【判断题】All the IT giants have been influenced by ACM membership.
【简答题】滑轮是常用的起重工具,分()和动滑轮。定滑轮只能改变作用力的方向,而动滑轮能省力,但不能改变作用力的方向。
【单选题】How are the Giants different from the Yankees?
A.
The Giants are a baseball team and the Yankees are a football team.
B.
The Giants have a female coach and the Yankees do not.
C.
The Giants are from San Francisco and the Yankees are from New York.
D.
The Giants are a female team and the Yankees are a male team.
【单选题】William Shakespeare is one of the giants of________ .
【简答题】the | playing | Giants | who | areLuis: _______________ _______________ _______________ _______________ _______________ ? Kate: They're playing the Dodgers.