A.完善技術(shù)監(jiān)控B.減少學(xué)生上網(wǎng)時(shí)間C.加強(qiáng)法律和道德規(guī)范建設(shè)D.加強(qiáng)網(wǎng)絡(luò)監(jiān)管
A.字體B.顏色C.效果D.字號(hào)
A.諾依曼獎(jiǎng)B.天才獎(jiǎng)C.摩爾獎(jiǎng)D.圖靈獎(jiǎng)