Задай вопрос к выделенным словам.

1. The Browns have moved to a three-room flat _because their old flat is too small_
2. _They_ have eaten the whole cake
3. My friends have written a very sad _letter_
4. Sue has been to Moscow _five times_
5. Henry has borrowed _two_ dictionaries from me

1.Is their old flat too small?

2.Are they have eaten cake?

3.Did my friend write me a sad letter?

4.Is Sue has been in Moscow five times?

5.Did Henry borrow two dictionaries from me?