1. Complete the sentences using must or mustn't.1. You mustn't chew gum in Singapore.2. Youstep on any Thai currency.3. In Turkey, youbecome a pilot if you're older than 80.4. In Honolulu, Hawai, yousing loudly after the sunset.5. Yousmile at all the times in Milan, except during funerals orhospital visits.6. Youfeed the pigeons in San Francisco.7. In Scotland, if someone knocks on your door and wants to use your toilet, youlet them enter.8. Dog ownerswalk their dogs at least three times a day in Turin, Italy.9. Youdrive a dirty car in the Russian city of Chelyabinsk.10. Youname a pig Napoleon.​

It dates from 1801 when the kingdom of Ireland was united with the kingdom of Great Britain.

There is no reference to Wales on the flag because England and Wales were united much earlier.

Tower Bridge was opened in 1894 When it was built it would have been opened as many as 50 times a day.

The Londoners were allowed to cross the river on a walkway over the bridge, because the bridge was raised many times during the day.

The letter was received yesterday.

Nick will be sent to Moscow next week.

I was asked at the lesson yesterday.

I was given a very interesting link last week.

This work will be done tomorrow.

These trees were planted last summer.

This bone will be given to my dog tomorrow.