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It hasn't been proved that sleepwalkers (can't/to wake) safely.

не увидела конкретных условий, поэтому

It hasn't been proved that sleepwalkers can't wake safely.

1. i  was hungry after so many exercises. - я был голодным после стольких

2. the exercises in the last lesson  were difficult. - на прошлом занятии

были сложными

1. is this  the book which you need? - это та книга, которая нужна тебе?

2. it is a good idea. - это хорошая идея

3. the moon is up. - луна поднялась

4. give me a lot of sugar, please! (нет артикля) - дайте мне много сахара, !

8 - eight, 19 - nineteen, 731 - seven hundred and thirty one, 1988(дата) - nineteen eighty eight, 456 791 - four hundred fifty six thousands seven hundred and ninety one

my room very beautiful. it very simple and convenient. in my room wall-paper of coffee colour. on a floor the light carpet, it very beautiful is established! on the middle the big window is established, it is with is left from a door. on the right there is a door. on-seridine rooms there is a sofa. it big and convenient, i on it have a rest. in a room there is a computer, it costs on a special little table for the computer, still there are many shelves in them there are my school accessories and my things. here such my room!