1. — How is everything going? — ________________, we've been quite busy this month and there's been quite a lot of progress since the last inspection.
A. You can just look
B. As you can see
C. Please just look around


2. —What's the latest situation with all these customer complaints we've been receiving? —___________the quality of the material has not always been up to standard.
A. I believe
B. I'm afraid
C. I think


3. Proper controls that should ________________ developed as part of routine safety procedures were not in place.
A. has been
B. have been
C. be


4. Let's go ______ the reports on the latest work.
A. over
B. with
C. to


5. Apple almost lost its dominance in the smartphone market ________ it became clear that it was difficult to make a call using the much expected iPhone 4.
A. when
B. that
C. where