do you think of my sofa — Well, great! But don’t you think it will_____________ too much space

It was not until he arrived at the office_____ realized he had forgotten the key

__________ is often the case with her, my mother talked about my study for at least half an hour nonstop before she drove me to school yesterday．

Welcome to our club. You will be accepted as members ________ your age and sex. [ ]

下列加点字的注音都正确的一组是（ ）