The man must be the leader of the group, easily ________ by his special uniform.

Do you think our teacher is　　　　？—Yes， he always corrects our homework and prepares his lessons　　　　

There aren’t any toys in our suitcase．Where have you put them?—Oh, no．That old lady sitting next to us ______ have taken ours by mistake.

When you go to a foreign country, you must try to the customs there in order to recover from the culture shock quickly.

She lives ______, but she doesn’t feel _______.