—It’s too hot. Would you mind _______ the door?—_______, please do it now.
Now one of the hottest topics_______ people are talking about is the safety of food.
---Not only the young but also the old are getting interested _______Wechat.---They can communicate more freely.
Paper cuttings are put on the doors and windows as a _______ of good luck during the Spring Festival in China.
It’s _______ to shake hands without taking off your gloves in many eastern European countries.
When you have western food, you should use knife and fork properly. The underlined part means”_______”.