T F F F F will will will is going to will going to am going to will will be would have been will be working is going to will have cleaned will have finished will arrive will be am going to would have been will be will definitely have seen
1.easy to get information 2.save time-travelling 3.self pace learning 4.reduce teacher's burden-marking 5.lesson more effective-creative 6.lessons can be recorded-revision 7.more comfortable-home 8.more self discipline 9.more convienent 1.do not focus/concentrate 2.issues-gadgets and connection 3.lack of motivation-self discipline 4.limited responses 5.addicted gadgets 6.no social interaction 7.easily get distracted 8.can't monitor the progress