I always try to be________to others when walking my pet dog along a pavement and step to the side with my dog to let them pass by

－Sunday is a public holiday, ___ children should get close to nature.－But most of them have several lessons to attend.

Germany is __________European country and Korea is __________Asian country.

Which of the following is short（缩写） for “重要人物”

Don’t put the waste on the ground.——Oh, I’m very sorryI ____ the dustbin there