She often planssomething to help others.
A. to doB. does C. do D. Doing
Jim's parents enjoy ________in the countryside.
A. to live B. live C. livingD. lives
Sam is ________than I at English.
A. more good B. much good
C. much better D. more better
_____he was tired， _____he didn't stop to have a rest.
A. Though； but B. Though； /C. But； thoughD. /； /
The answers_____ our questions are different.
A. ofB. to C. atD. off
Two percent of the homework _____ about math.
A. isB. areC. be D. to be
