to make sports less competitive
to make sports more challenging
to reduce their mental stress
to increase their sense of success
第1题:
Which of the following reasons represents why the designed compression ratio of a gasoline engine is lower than that of a diesel engine?
A.compression must be low for effective spark ignition
B.compression must be low for required horsepower and torque generation
C.compression must be low to prevent pre-ignition
D.compression must be low to have effective pre-ignition
第2题:
They took ____________ measures to prevent poisonous gases from escaping.
A、efficient
B、beneficial
C、valid
D、effective
第3题:
A. release
B. released
C. releasing
D. being released
第4题:
第5题:
25. Ball playing ________'
A. could be the best way to siudy well
B. could be more interesting
C. would teach the young men how to play games
D. would make the young people healthier
第6题:
30. Which of the following is TRUE about Hip-hop dancing?
A.It's not a good way to exercise.
B.It shows that young people feel bad about life.
C. Young people use this dance to show their love for life.
D. It shows that young people are afraid of problems.
第7题:
All of them try to use the power of the workstation ___ information in a more effective way.
A.presenting B.presented
C.beingpresented D.topresent
第8题:
It can be inferred in lesson four that the most effective way of enhancing your interview performance is to keep practicing.()
第9题:
第10题:
Which of the following is the most effective technique to prevent source IPAddress spoofing?()