Many experts think pigs are ______ to train than dogs or cats.  

Now the air in our city is _______ than it used to be. Something must be done to stop it.

The prices of new houses in our city have been ________than before,  but they ______ well at
present.        

根据句意写出括号内所给单词的适当形式。
1. She looks much _________ (health) than she used to be because she takes exercise every day.
2. Our English teacher has offered us some useful _________ (suggest). 
    I think they will help us a lot in our English study.
3. Please tell me the       __         (lady) telephone numbers, I want to interview them.  
4. You can see the _________ ( happy) on her face because she can't find her lovely dog.

用所给词的适当形式填空。
I.  She thinks schoolwork is ______  (important) than ______  (play).
2.  Look! The bird ______ (make) a nest (巢) ______  the tree.
3.  The winter vacation is ______  (come).  Let's ______  (make) the plans in order to
    make our English ______  (study) better.
4,  It's useful for ______  (we) ______  (discuss)  the geography project.
5.  Do you have any______ (interest) in music?
6.  I visited many ______  (place) of interest,

用所给词的适当形式填空。
1.  He has _______  (short) and _______ (curly) hair than Sam.
2.  Lucy enjoys_______  (tell) jokes,  she is much_______ (funny) than others.
3.  The weather this winter is _______ (bad) than the weather last winter.
4.  Pedro isn't so_______ (calm) as Paul, but he is _______ (athletic) than Paul.
5. —Is Chunxi Road as_______ (quiet) as Qintai Road?
    —No,  it is much _______ (noisy).

—What do you think of this film?
—It's ______ than the last one, I think.   

I think Chinese people are ______  than Japanese.        

Peter is ______ than Sam.         

Of all the stories, this one is _________.