11.I _______ tennis every Sunday morning. A. playing B. play C. am playing D.am play 12.Don't make so much noise. Noriko _______ to study for her ESL test! A. try B. tries C. tried D. is trying 13.Jun-Sik _______ his teeth before breakfast every morning. A. will cleaned B.is cleaning C. cleans D. clean 14.Sorry, she can't come to the phone. She _______ a bath! A. is having B. having C. has D. have 15.Jane _______ her blue jeans today, but usually she wears a skirt or a dress. A.wears B. wearing C. wear D. is wearing 16.My brother _______ to school by bus every day. A.went B.go C.is going D.goes 17.The farmers _______ on the field now. A.work B.are working C.worked D.is working 18.Light _______ faster than sound. A.travelled B.is travelling C.travels D.travel 19.Look! The policemen _______ his car. A.are stopping B.stopped C.stop D.is stopping 20. I _______ in the queue when I _______ that I had lost my wallet. A. was standing/ was realizing B. stood/was realizing C. was standing/ realized D. stood / realized GIẢI THÍCH CHI TIẾT CHO EM VS Ạ EM CẢM ƠN