Many scientists believe that global warming , if , will cause extreme climate changes this century .

The party is a great success. We’ve had agood time.— ________.

It’s the most _____ thing I have ever heard in my life. I can’t help laughing.[ ]

136. They didn’t guarantee to _______ me ajob when I asked them to help me.

is smalltemple on the island, which can only be reached by water