Yunnan province in China was attacked by such a terrible drought this early spring ________ few people had experienced before, _______ made us worry about global climate changes.
----Have a nice holiday! ---- ____.
Can you ____ me ten dollars? I'll pay it ____ to you tomorrow.
Grandpa is old, but he is still very ____.
I ____ my father ____ and he did so.
----The cake smells delicious. ---- ____.