23.I’d love to join your visit to a local museum today, but I’m on a very ____ schedule —I’ve got a lot of work to do today.
The volcano erupted violently , yet the village at the foot of it should _________.
Although the used car seems in good ____________,it cannot run too fast.
Try to spend your time just on the things you find_________.
The police were seeking more information to find out ______ the rich merchant.
Not until he called the secretary three times ______ that the manager went to an important meeting.