I missed the first part of ________ film Avatar.－What a pity ! You should be here half _______ hour earlier.
Your mother prepared delicious food for us yesterday. Please say thanks ____ her.
My mother is working sothat she can have any time for me．
How many ________ can you see in the picture?[ ]
I’ll make some dumplings for dinner.–Great! Let me help you _______ the meat.