2 A present perfect and past simple Key

a 2 I’ve been 3 did you go 4 finished 5 I’ve been  6 did you go 7 went
b 1 2 had 3 did you meet 4 was 5 went 6 ’ve known 7 got 8 were you 9 ’ve just met
2 1 Have you taught 2 taught 3 have just come  4 have you been 5 was 6 started  7 haven’t finished