There is no doubt ________ technological advance enables people to live more comfortably and happily.

Mr Song said that global warming was largely for the country’s frequent extreme weather in 2011 .

There is a big library in our school,and this is　　I often go to get the latest information.

Will it be a long time _______ I come for the pictures? —-No It _______ be ready by 3:00

There were over __________ people on the missing Flight MH370, including 154 Chinese.