【正文】
u visit the northern coast of Norway during the winter season,it______________pack warm clothes. there are people in the meeting room,you ______________knock before entering. many eastern European countries,you______________ take off your gloves before shaking hands. be supposed to be expected to be important to is important to are supposed to is important to are supposed to are expected to Complete the sentences with the phrases in the box. 4a Each country has different rules about social traveler ___________________(not expect。do) and __________________(not suppose。t expected to know to learn to understand are supposed to do not supposed to do Fill in the blanks with the correct forms of the words in brackets. 4b ? time ? what to do for someone39。s home ? table m