"Choose the right answer" В утвердительной и отрицательной форме между модальным глаголом must и основным (смысловым) глаголом частица to . Варианты ответов: 1) не ставится никогда. 2) ставится всегда. 3) ставится иногда.

Dear natasha! hello from sunny sochi. we as a family well rest here, but i want to leave.the weather is great ! the sun, the rain completely no.hot.morning spent on the beach. sunbathing, swimming. the water is blue and very warm-i can swim the whole day.sometimes my dad and i practice windsurfing or water skiing.breathtaking! in the afternoon we have lunch in a restaurant in the park near the sea. in our house - good sports centre. in the evening we played volleyball and tennis. i take a lot of photos. i'll show you pictures when we get back.sure you have a good time at camp and not miss. hope.following the summer holidays we spend together. goodbye, julia.