At the dinner table, you should keep your mouth shut when chewing. A: 正确 B: 错误

Chewing ______ is a soft, sticky substance intended for chewing but<br/>not swallowing. A: guy B: olive C: gulf D: gum

In _________ (country),chewing gum is forbidden.

In which country is chewing gum not rude?

Task 1 Choose the best item to complete each of the following sentences.1. Can you tell me ______________? A: where can I buy some chewing gum B: where some chewing gum can I buy C: where I can buy some chewing gum D: where some chewing gum I can buy

Doctors warned against chewing tobacco as a ________ for smoking.

( ) 3. Chewing gum can be take into the airport.

Chewing gum can be allowed while having a conversation with someone.

Doctors warned against chewing tobacco as a ________________ (吸烟的替代品).

You can talk with others when you’re chewing something.