............ and positions of rooms, furniture, ornaments, cats and dogs. (5) ______, there have been some developments recently.

30/30

A housework robot, on the other hand, has to do several different (3) ______ of cleaning and carrying jobs and also has to cope (4) ______ all the different shapes and positions of rooms, furniture, ornaments, cats and dogs. (5) ______, there have been some developments recently.

However

Therefore

Besides

Moreover

Giải thích

Đáp án A
Giải thích: However: tuy nhiên
Tạm dịch: Tuy nhiên gần đây cũng có vài tiến triển.