One minute she burst into ______and the next minute burst out _______We just couldn’t catch her mood (情绪)at any moment

There is no doubt ________ they did a completely bad job at that very moment.

They intended to have the school better equipped，the local government was not able to get enough money to do so

Will people live to be 300 years old —_________.

You can’t get good grades _____ you study harder than before.