It’s over twenty years ______ we met lastCan we recognize each other when we meet at the airport?[ ]

________ for knowledge is very strong.

_____is now no_____ that global warming is a security threat to us all[ ]

Friendship can’t be ________in terms of money but money is an effective means to ______ howstrong the friendship is.[ ]

－It’sreported thbe broughtback to ____ life!