1. when
2. while
3. when
4. while
5. while
6. when
Объяснение:
1. [ WERE DOING ] / when
2. [ CRIES ] / while / [ WATHES ]
[ IS CRYING ] / while / [ IS WATCHING ]
3. [ SLEPT ] / when / [ WENT OFF ]
[ WAS SLEEPING ] / when / [ WENT OFF ]
4. [ HAD ] / when / WAS SLEEPING
5. [ DOES NOT ] / while / [ DRIVES ]
[ DID NOT ] / while / [ WAS DRIVING ]
6. When Sarah [ CAME ] / friends [ HAVE GONE ]
Там, где два возможных варианта, нужно смотреть в выборочных списках, которые вываливаются в каждом предложении.
