задание номер 4, помогите пожалуйста

1)
+    My friend went to Moscow last week.
-     My friend didn't go to Moscow last week. (отрицание)
?    Did your friend go to Moscow last week? (общий)
?    Did your friend go to Moscow two or three weeks ago? (альтернативный)
?    Your friend didn't go to Moscow last week, did he? (разделительный)
?    Your friend went to Moscow last week, didn't he? (разделительный)
?    Where did your friend go? (специальный)
(в итоге получилось 4 типа вопроса, включая два разделительных)

2) (правильнее было бы during the lesson вместо at the lesson)
+    The teacher told us about it at the lesson.
-     The teacher didn't tell us about it at the lesson.
?    Did the teacher tell us about it at the lesson?
?    Did the teacher tell us about it at the lesson or not?
?    The teacher told us about it at the lesson, didn't they?
?    The teacher didn't tell us about it at the lesson, did they?
?    When and where did the teacher tell us about it?
(they потому что пол не определен, it применяется только к неодуш.)
(если учитель скажет, что неправильно, то он лoх - пусть увольняется)
(ещё вместо When and where можно либо When, либо Where)

3)
+    They gave me a nice film.
-     They didn't give me a nice film.
?    Did they give you a nice film?
?    Did they give you a nice or bad film?
?    They gave you a nice film, didn't they?
?    They didn't give you a nice film, did they?
?    What kind of film did they give you?

4)
+    He showed them something interesting.
-     He showed them nothing interesting.
?    Did he show them something interesting?
?    Did he show them something interesting or not?
?    He showed them something interesting, didn't he?
?    He showed them nothing interesting, did he?
?    What did he show them?

5)
+    We walked to the Institute together.
-     We didn't walk to the Institute together.
?    Did we walk to the Institute together?
?    Did we walk to the Institute together or singly?
?    We walked to the Institute together, didn't we?
?    We didn't walk to the Institute together, did we?
?    How did we walk to the Institute?