II.Choose the best answer among A,B,C or D
13.The earth.....round the sun
A.go. B.has gone. C.went. D.goes
15.I....my report when you entered the hall
A.made. B.have been making
C.was making. D.have made
16.She......this exercise yerterday at 8 o' clock
A.wrore. B.has written
C.has been writing. D.was writing
Em cảm ơn ạ