Chọn đáp án đúng

1) You _____ mistakes, which makes me really disappointed about you.
A.constantly make           B.are constantly          C.constantly made           D.will make
2) I _____ to Indonesia next Sunday to visit my relatives there.
A.flew          B.am flying           C.fly            D.would fly
3) I______ badminton with my elder brother when I broke my legs.
A.was playing        B.am playing       C.played           D.will be playing
4) At that time next week, I _____ for the final exams so now _____ very nervous.
A.will sit/feel         B.sit/am feeling        C.sat/fell        D.will be sitting/am feelling