______ the ancient Egyptians built the pyramids puzzled people for centuries.
Because Jack was sure of the fact, he his opinion.
If you any problems when you arrive at the airport, give me a ring.
When they had finished playing, the children were made to all the toys they had taken out.
The detective and his assistant have begun to the mysterious murder.
In Britain today, women 44% of the workforce and nearly half the mothers with children are in paid work.