---Lemon used to be shy , didn’t she ? ---________ . But now she is outgoing as well as active.
Now things made by machine are cheaper than those made _____.
My cousin told me that he could eat three big apples _____.
You will realize what I have done for you _____.
As teenagers, we should study hard _____surf the Internet all day.
Please _____ your homework _____ before you hand it in.