Look, Jiamin ___________ exercise in the playground now. A.takes B.taking C.is taking
( )(7) Let ___ introduce my sister to you . A. I B. my C. me
( )(6) He often ___ people in his work . A. help B. helps C. helped
( )(5) Sorry , I ____ know . A. do B. does C. don’t
( )(4) Look ____ the newspaper . A. in B. at C. on
( )(3) Who is _____? A . she B. his C. your