A.has a positive influence on one’s IQ |
B.results in the change of part of the brain |
C.lies in the problem of lack of concentration |
D.is caused by too much use of modern technology |
A.the important function of advanced technology |
B.the damage to one’s brain done by unhealthy habits |
C.the relevance between IQ and use of modern technology |
D.the relationship between intelligence and working effectiveness |
A.examined carefully | B.copied patiently |
C.corrected quickly | D.admitted freely |