Fill in: mysterious, mischievous, therapeutic, infectious, transformative. 1. Smiles can be quite , causing others to smile too.
2. Studies are finaly starting to cast light on the secrets of smiling.
3. Whether it's a(n) smirk or hude grin, a smile can tell s a lot about a person.
4. A smile has such power that it can change our mood.
5. When someone is ill, smiling can offer benefits and speed up recovery.

you can't fly, can you? - yes, i can. / no, i can't.

your favourite subject is maths, isn't it? - yes, it is. / no, it isn't.

you are reading a book now, aren't you? yes, i am. / no, i'm not.

this autumn isn't cold, is it? yes, it is. / no, it isn't.

they are in london, aren't they?   yes, they are. / no, they aren't.

поставь "лучшее решение", если несложно.

1. spain and portugal are considered to be good places for summer vacations. 2. christmas is known to be the most popular holiday in britain and the usa 3. patriotic symbols are thought to be very important for national celebrations. 4.thanksgiving day is said to unite many american families for a thanksgiving dinner. 5. the british queen is supposed to be the most important symbol of the country. 6. british football is considered to be the best. 7. americans are said to have more national celebrations that any other nation

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