Last winter, many places of southern Chinawere struck by heavy snowstorms, _____ more than 120 people were killed.

This book is said to be a special one，which________many events that cannot be found in other history books

My boss hates interruptions,when he is trying to work[ ]

The most important thing ______ we should consider is the first idea _____ he has mentioned in the speech.

Please ______ your sister to bring the ticket for the concert.[ ]