1. If you travel to the USA, you can/should/must have a visa. 2. Passengers must/must not/should not smoke in the toilets.

3. The doctor thinks you should/must/may eat less and take more exercises.

4. You shouldn't/don't have to/couldn't laugh at old people.

5. A good advertisement can/may/must be clear and brief.

it was great at the circus. i didn't like crocodiles.

this girl i know from first grade. now she is my best friend, her name is liana. february eighth she turns 16 years old. for his age liana is quite high. it is rarely a bad mood, so the face can be seen most radiant smile, what a sad, wistful look. sometimes she gets angry, and then become more noticeable freckles. if satisfied with liana, her expressive eyes sparkle, attracting people's attention. his black hair is cut by the "square". she always collect them in a ponytail, do not like to walk with her hair, thinking that she is not talking. sometimes we quarrel, and liana's angry, but quickly put up as if nothing had happened.when liana writes something or decides she concentrated form. it is hard man. solving the example, all will be well to paint, but if something does not work, then will decide again and again until it finds the correct answer. in general, liana is a very interesting person. she will be able to amuse anyone. listening to the radio, she will sing, that already looks pretty funny. she never refused help to anyone who requests it. especially not deny the teacher's request. it can rely on and be sure that if she trusted with a secret she would never tell nobody, no matter what happens.

tiger. largest of cats. length of a body - 150-300см. weight to 400 kg. very beautiful  colour of  wool. on a red background dark cross-section strips are allocated. an artful and artful predator. lives among reeds and bushes where color of an animal merges with environment. lives in tropical countries of asia.