При α-распаде массовое число ядра

1.
1. What are you looking for? I am looking for my book.
2. How long have you been looking for it? I have been looking for 2 hours.
3. Why are you looking at this person?
5. You will not translate this text until you look up all words in the dictionary.
6. She has already  been looking after that child for a year.
2.
 Where did you go?
 Which language do people speak in Holland?
 Was the trip expensive?
 Did you travel by bus?
 What did you do?
 How many weeks did you spend there?
 Did you like the trip?