The key to exercise solutions in chapter 8.3 - Grammar for the textbook Focus 5 - Student's Book with authors Vaughan Jones and Sue Kay from Pearson Education
Question
Choose the correct options. More than one is possible.
Answer
that I apologise / apologising
about my being late / about me being late
that I had to call / to call
being / having been / that she had been
they be allowed
how they had got / where they had got
that she be permitted / on being permitted
that I had misunderstood / why I had misunderstood