根据所给词的适当形式填空。

1. You can________ (invitation) many famous movie stars to join the party.

2. Thanks for ________ (tell) me the way to work out the math problem.

3. I hope that they can have fun ________ (train) on the beach.

4. There are many great ________ (different) between the picture and the other one.

5. Mary is busy________ (write) a letter to her pen pal in the USA.

6. They have ________ (too many) homework to do this weekend.

7. I am ________ (real) sorry to break your glass. I'll buy a new one for you.

8. The girls' parents are out so I have to ________ (babysit) her.

9. I am trying ________ (study) Chinese well and what about your ________ (learn) English?

10. It took me the________ (wholly) day to finish cooking meals.