A.many children lack love from parents |
B.robots helpful to the old will be in great demand |
C.robots are the most useful to children |
D.robots do better than people in healthcare |
A.Japan is suffering economy depression |
B.the robots are of poor design |
C.the production of robots costs a lot |
D.the future market is worrying |
A.Unsatisfied. | B.Doubtful. |
C.Favorable. | D.Regretful. |