It was not until the couple arrived at the cinema ____ they found they had left the tickets in the office. [ ]

The lazier a person is, ________things he needs to dotomorrow.

It is absolutely essential that William ______ his study in spite of some learning difficulties.[ ]

_____your support, we couldn’t finish the job very quickly.

How can I get some ______ about the 2016 Olympic Games—Why not search the Internet