Mary's parents wanted to know________
A. if she worked hard in the office
B. how did she work in the office
C. what did she work in the office
---________ do you have a sports meeting in your school?
---Once a year.
A. How soon B. How often C. How long
The TV program 《Where Do the Fathers Go》? is very popular this year, and it ________by many boys and girls at school.
A. loves B. is loving C. is loved
There is ________"U" and ________"A" in the word "umbrella".
A. a：an B. an; an C．an; a
---Peter, is this your pen?
---Yes, it's ________. Thanks a lot. I looked for it everywhere.
A. mine B. me C．I